Is it bad to take nyquil during the day

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Is it bad to take nyquil during the day. Generally, NyQuil is not recommended for pregnant women. The problem with NyQuil while pregnant is that, while some formulations are okay, others contain an ingredient that has been linked to a higher rate of birth differences. Cold and flu remedies like NyQuil or Theraflu generally contain four or five different ingredients.

5 doctors weighed in across 2 answers. But why would one: NyQuil Cough omits the acetaminophen but has the dextromethorphan and doxylamine succinate to cut down on your coughing. DayQuil has acetaminophen like its more famous kin and the phenylephrine found in Severe, but keeps you from nodding off by having a lower level of …

Typically, Nyquil is taken at night before you go to bed, and Dayquil is taken during the day. Dayquil is similar to Nyquil, except Nyquil contains doxylamine, which causes sleepiness. And unlike most Nyquil products, Dayquil contains phenylephrine. Phenylephrine is a nasal decongestant that helps with nasal and sinus congestion and pressure.Since immediate-release Tylenol products have a duration of action of around four to six hours, you should separate it from NyQuil by at least this amount of time. Extended-release Tylenol products (e.g. Tylenol arthritis) last around eight hours per dose. Therefore, waiting around eight hours after taking extended-release Tylenol before …Dec 18, 2020 ... NyQuil is one of the most popular cold and flu medicines. It also contains a sleep aid. The idea is that your body really needs to get rest ...Since immediate-release Tylenol products have a duration of action of around four to six hours, you should separate it from NyQuil by at least this amount of time. Extended-release Tylenol products (e.g. Tylenol arthritis) last around eight hours per dose. Therefore, waiting around eight hours after taking extended-release Tylenol before …The active ingredients in NyQuil are acetaminophen, dextromethorphan HBr and doxylamine succinate. NyQuil also contains a number of inactive ingredients.Fever. Runny nose. Sneezing. How Nyquil Cold and Flu works. Nyquil Cold and Flu is a combination of three medications: Acetaminophen is an analgesic that …The over-the-counter medications like NyQuil is often advised to treat the aches and pains of flu and cold, but for most pregnant women, NyQuil can actually do more harm than good. Used for clearing stuffy noses, coughs, headaches, fever and sore throat, the medication essentially helps you to sleep through the night which therefore helps the ...

Can i take allegra (fexofenadine) with nyquil? A doctor has provided 1 answer. Dr. Frances Ilozue answered. Specializes in Family Medicine. Cautiously: Be very careful as there may be increased side effects like drowsiness. Dr …Nyquil syrup: Adults may take 30 milliliters (mL)—2 tablespoons—of liquid every 6 hours or as needed. Shake well before use. Pour out the exact amount with the medicine measuring cup provided. Nyquil liquid caps: Take two capsules by mouth every 6 hours as necessary. You may take it with or without food with a glass of water.Both Nyquil and Dayquil are considered unsafe for pregnant women. These contain alcohol, which can affect your pregnancy. Some versions, such as Nyquil Severe Cold and Flu, also contain an active ingredient called phenylephrine HCI. This ingredient has been linked to birth defects, and should always be avoided.DayQuil can cause some unwanted side effects. Most of these side effects don’t need medical attention. Rather, they may go away as your body adjusts to the …Maybe not everyone thinks it’s a fun idea to descend into the most terrifying elements of horror in order to celebrate familial bonds. But for me, movies are a useful place to go t...Alcohol in NyQuil and Why It’s Not as Bad as You Think. Yes, NyQuil has alcohol in it, around 10%. But let’s be real: That’s less than a shot of wine. Taking it once or twice, sister, isn’t going to cause Armageddon. Don’t beat yourself up or get more stressed out than a cat in a room full of rocking chairs.Taking Nyquil during the day can increase the chances that you will experience drowsiness. The fourth step is to drink plenty of fluids while you are taking Nyquil. Fluids can help to counteract the drowsiness caused by the medication. ... so it’s a bad idea to drink caffeinated drinks while you’re taking Nyquil. If you do need a caffeine ...

Nyquil contains alcohol and many doctors have pointed out that this substance, even though it can help you sleep, it doesn’t lead to a healthy one. Instead, it disrupts the sleeping cycle, making feel even more tired the following day. For this reason, Nyquil isn’t recommended to be used as a means to easily fall asleep. 6.One of the main ingredients in NyQuil is diphenhydramine, an antihistamine that can cause drowsiness. So if you’re taking NyQuil to help you sleep, you may want to be careful about how much you take. Taking too much NyQuil can make you feel very drowsy, and it can even cause you to fall asleep during the day. 2. It can cause dry mouth.You certainly could take NyQuil during the day, but you probably shouldn't if you can't afford to be tired or drowsy. Remember that NyQuil is a nighttime formulation cough/cold medication and contains ingredients that will make you tired (which is why it is promoted to help with falling asleep).With this DayQuil and NyQuil Cherry flavored liquid combo pack, you'll have the cold and flu multi-symptom relief you need on hand, day and night. When you have a cold and need to get a good night's sleep, NyQuil nighttime medicine will temporarily relieve headaches, fever, sore throat, minor aches and pains, sneezing, runny nose, and cough.When taken for flu treatment, both medications need to be started within 48 hours (2 days) of first developing symptoms to be effective. Tamiflu is usually taken twice a day for 5 days for flu treatment, and once a day for at least 10 days for flu prevention. Xofluza is a one-time dose for both flu treatment and prevention. Tamiflu

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Ibuprofen is not usually in the standard nyquil cough relief so as long as both are used based upon the labeled dosages there should not be an issue of overdose or conflict of the medications. Answered Apr 8, 2018However, it can cause some side effects, including drowsiness, dizziness, nausea, and vomiting. In rare cases, at large doses it can also cause liver damage. If you experience any of these side effects, stop taking Nyquil and call your doctor immediately. Cannabis is a plant that contains cannabinoids, flavonoids, and terpenes.The Risks of Taking Nyquil While You Have COVID. Taking Nyquil when you have shortness of breath may worsen your case of COVID-19, according to S. Thomas Yadegar, MD, medical director of the ICU at Providence Cedars-Sinai Tarzana Medical Center. One of the main components of Nyquil is doxylamine succinate, a sedating antihistamine.NyQuil may sound like just the ticket if you’re dealing with stuffy sinuses, a runny nose, or a lingering cough, but it may not be safe to take if you’re pregnant. NyQuil 3 comes in many forms, and some include ingredients that aren’t safe for pregnancy ( phenylephrine and ethanol). Phenylephrine 1 is a decongestant that can make your ...

Effects on the Body and Common Uses. When taken separately and as directed, NyQuil and Sudafed are both safe and effective for relieving cold and flu symptoms. However, taking them together can cause unpredictable and unpleasant side effects such as dizziness, drowsiness, restlessness and even coma. If you have high …What Is NyQuil? NyQuil is an over-the-counter medication for the common cold and flu. It helps relieve varying symptoms, such as sneezing, sore throat, runny nose, cough, fever, and minor aches and pains. Anyone over 12 years of age can take two LiquiCaps or 30 ml of the NyQuil Liquid every six hours, but you must not exceed four doses over 24 ...NyQuil contains doxylamine, which is sedating and will make you drowsy. So you can take NyQuil during the day, but it will make you tired. If you do take NyQuil during the day, …Let’s take a closer look. It’s important to note that Dayquil and Nyquil are not interchangeable. Dayquil is meant to be taken during the day, while Nyquil is meant to …NyQuil is an over-the-counter (OTC) medication commonly used to relieve sore throat, cough, sneezing, headache, minor pains, aches, fever, and runny nose. While the medicine is usually safe, you might …Yes, you can take NyQuil and Aleve together. However, I do recommend taking the two at separate times. This is because both NyQuil and Aleve contain painkillers (1,2). NyQuil consists of the following ingredients (2): Aleve, on the other hand, contains Naproxen. Both Acetaminophen and Naproxen are painkillers.2 doctors weighed in across 2 answers. Yes: The main potential problem with taking antihistamines the same day is drowsiness. Claritin (loratadine) ( generic Loratadine ) have very low potential for drowsiness. Watch side effects: They both contain an antihistamines so if you are sensitive to their side effects (mostly drowsiness or dryness ...Explore the truth about Nyquil during pregnancy. Is it safe? Our expert advice unveils alternative remedies & critical insights for expectant mothers.Anyone over 12 years of age can take two LiquiCaps or 30 ml of the NyQuil Liquid every six hours, but you must not exceed four doses over 24 hours. This medication has three active ingredients: acetaminophen, which relieves pain, dextromethorphan HBr, a cough suppressant, and doxylamine succinate, an antihistamine.

In conclusion, while both DayQuil and NyQuil serve the purpose of relieving cold and flu symptoms, their different formulations and ingredients make them more suitable for specific times of the day. DayQuil is designed to provide relief during the day without causing drowsiness, while NyQuil is formulated to aid in a good night's sleep.

4 doctors weighed in across 3 answers. Nuquil should be used at bedtime. If you are taking this during the daytime you may be too drousy to function well. If your cold symptoms are severe you do not want to spread your germs to anyone else so stay home. If you are taking this because you are apprehensive about the dentist, talk to your dentist ...DayQuil does not contain any stimulants which will keep you awake. If you do not like the sedative effect of NyQuil, you could take DayQuil at night instead. Taken every four hours without exceeding 4 doses within 24 hours, you can safely take DayQuil at night. Some people claim to feel mildly irritable after taking DayQuil, so keep that in mind.With this DayQuil and NyQuil Combo pack, you'll have the cold and flu multi-symptom relief you need on hand, day and night. When you have a cold and need to get a good night's sleep, NyQuil helps relieve headache, fever, sore throat, minor aches and pains, sneezing, runny nose, and cough. For powerful, non-drowsy daytime relief so you can get ...Not to be confused with NyQuil (the cold medicine that is meant for nighttime symptoms), DayQuil is a common cold medicine that is meant to be used during the day. It is marketed as a non-drowsy medication, although it may contain an active ingredient that causes drowsiness in some. Unlike some NyQuil products, DayQuil does not contain …HokayeZeZ. •. A half cup (15ml) isn't very dangerous to your body. Long term use has side effects but so does every other medication under the sun. With that being said, unless you start feeling drowsy and dizzy during the day after a full nights rest, I would say you should be just fine.Yes, you can take NyQuil and Mucinex together if you have high blood pressure. They will not increase your blood pressure. However, be careful if you take Mucinex-D and NyQuil if you have high blood pressure. Mucinex-D contains pseudoephedrine (active ingredient in Sudafed), a nasal decongestant, which can increase your blood pressure ...It feels like I'm running in molasses. If I'd only taken it around, say, 8pm. I'd be OK. So I've upped my caffeine intake. Here's hoping THAT crash doesn't happen until I'm home! So before you take that "night-time sniffling, sneezing, coughing, aching, stuffy head, fever, so- you-can-rest medicine", remember to give yourself an 8 hour window ...Chemotherapy weakens the immune system, making people who are undergoing treatment more susceptible to colds, the flu, or other infections. Normally, the cells in your body grow and die in a controlled way. Cancer cells keep growing without stopping. Chemotherapy works by killing the cancer cells, stopping them from spreading, …

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Conclusion. In conclusion, it is generally safe to take Nyquil after Dayquil, as long as you follow the recommended dosages and time intervals. However, it's crucial to be aware of the potential risks and side effects, such as overdosing on certain ingredients and drowsiness. If you have any concerns or questions, it's always best to consult ...Jun 22, 2022 · So, while you can take NyQuil throughout the day, it will make you sleepy. If you use NyQuil throughout the day, avoid undertaking tasks that need mental alertness (examples: driving and operating heavy machinery). A single dosage of NyQuil will keep you up for 4 to 6 hours. Continue reading to find out if NyQuil may be used throughout the day. Answer. It is not safe to take ZzzQuil with NyQuil as both contain sedating "first generation" antihistamines. Using both together would be considered a therapeutic duplication and can increase the risk of side effects. ZzzQuil contains diphenhydramine, the same active ingredient in Benadryl. NyQuil contains doxylamine, also a sedating "first ...Generally, NyQuil is not recommended for pregnant women. The problem with NyQuil while pregnant is that, while some formulations are okay, others contain an ingredient that has been linked to a higher rate of birth differences. Cold and flu remedies like NyQuil or Theraflu generally contain four or five different ingredients.It should be safe. Plan B: Per the Drugs. Com Drug interaction checker - no significant interactions are noted between dayquil & Plan B (levonorgestrel) or between Nyquil and Plan B (levonorgestrel). It should be safe: There is no evidence of decrease efficacy of Plan B with Nyquil or Dayquil. It should be safe.Explore the truth about Nyquil during pregnancy. Is it safe? Our expert advice unveils alternative remedies & critical insights for expectant mothers.Digestive system effects. Because you take ZzzQuil by mouth, it goes through your digestive system. As a result, it may cause mild stomach upset. Digestive side effects can include the following ...It is manufactured and sold by Vicks, a U.S. medicine company. NyQuil provides temporary relief for coughing, headaches, stuffy and runny nose, sore throat, fever, and sneezing. It also helps people with cold symptoms sleep through the night. While it provides relief for cold symptoms, it is not a cure for the common cold or the flu.fever; cough; nasal congestion; minor aches and pains; headache; sore throat; DayQuil is made for use during the day. Unlike NyQuil, it doesn’t contain the active ingredient doxylamine, which is ...Jun 15, 2023 · Nyquil syrup: Adults may take 30 milliliters (mL)—2 tablespoons—of liquid every 6 hours or as needed. Shake well before use. Pour out the exact amount with the medicine measuring cup provided. Nyquil liquid caps: Take two capsules by mouth every 6 hours as necessary. You may take it with or without food with a glass of water. NyQuil comes in three different types, namely, NyQuil Cold & Flu, NyQuil Severe Cold & Flu, and NyQuil Cough. These drugs have been designed using different formulations, which may or may not be harmful to women during pregnancy. Let’s take a deep dive to learn about these drugs in detail and their possible side effects. In This Article Lately i take nyquil to go to sleep. like a table spoon. not every night. but when i do i wake up with headache and stuffy nose. is that normal? A doctor has provided 1 answer. is it safe to take nyquil at night and dayquil every morning for four days?: Yes: For 4-7 days, it should be ok. However using pills to regulate y. ….

Generally, NyQuil is not recommended for pregnant women. The problem with NyQuil while pregnant is that, while some formulations are okay, others contain an ingredient that has been linked to a higher rate of birth differences. Cold and flu remedies like NyQuil or Theraflu generally contain four or five different ingredients.Jan 11, 2021 ... Dayquil and Nyquil both contain acetaminophen, so if you take additional acetaminophen on top of that you can damage your liver. Advil/ibuprofen ...You can safely take NyQuil during the day if you don’t mind feeling drowsy and tired. NyQuil is intended to be used at nighttime because it contains Doxylamine, which is a sedative antihistamine (1,2). The reason for adding it in the nighttime formulation is to prevent drowsiness during the daytime. If you don’t mind that and you have no ...Mixing coffee and Nyquil is not recommended because it can increase the risk of side effects. Drinking coffee while taking Nyquil can cause jitteriness, anxiety, and rapid heart rate. It’s also possible to experience …Nyquil contains alcohol and many doctors have pointed out that this substance, even though it can help you sleep, it doesn’t lead to a healthy one. Instead, it disrupts the sleeping cycle, making feel even more tired the following day. For this reason, Nyquil isn’t recommended to be used as a means to easily fall asleep. 6.dextromethorphan food. Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Quick Answer. Thanks for reaching out! While NyQuil Severe can provide temporary relief for sinus congestion and help with sleep troubles, using it as a long-term solution for sleep is not recommended. NyQuil is not intended for prolonged use, and the FDA-approved labeling only recommends it for the short-term treatment of insomnia ( less than ...NyQuil can become addictive. It's also possible to develop an addiction to NyQuil, per The Recovery Village. If you get in the habit of taking it every night, it will stop having the same effect. When your tolerance increases, it will likely take longer to fall asleep and you may find yourself waking up rather than sleeping through the night. Hey Goddess, Well, this is embarassing! Hope you are feeling strong, healthy and powerful this season. Yes, I took Nyquil first thing in the morning — and here’s what happened. Yesterday, I proudly shared that the DOORS to the SPIRITPRENEUR GURU ACADEMY are open for the next week. YEAHHHHHH —. And CONGRATS to all of you who already SAID ... Find everything you need to know about Nyquil Severe Cold & Flu (Acetaminophen, Dextromethorphan, Doxylamine, And Phenylephrine), including what it is used for, warnings, reviews, side effects ... Is it bad to take nyquil during the day, Hah! I did this on Christmas morning last year except with Benadryl. I'm so used to Dayquil's system (orange = day, blue = night) so I grabbed two BLUE pills and took them. I fell asleep throuhg brunch and was fucked up all day. Turns out Benadryl, in their infinite wisdom, do ORANGE for night and BLUE for day. Fuuuuuck., There is no next day on NyQuil. You slip into a fog of semiconsciousness where you can't quite seem to make sense of any of your surroundings. Your normal every day routines became inordinately difficult and the only concentration your mind can muster is focused on counting down the seconds until you can appropriately close your eyes and slide ... , Anyone over 12 years of age can take two LiquiCaps or 30 ml of the NyQuil Liquid every six hours, but you must not exceed four doses over 24 hours. This medication has three active ingredients: acetaminophen, which relieves pain, dextromethorphan HBr, a cough suppressant, and doxylamine succinate, an antihistamine., Zyrtec is usually taken once a day. During the pollen season, your doctor may advise you to take it every day if you suffer from seasonal allergic rhinitis. Although Zyrtec is unlikely to make you drowsy, some people are susceptible to this effect, especially if they are taking dosages at the upper end of the recommended dosage range., It is generally considered safe during pregnancy and has even been studied on its ability to help decrease symptoms of nausea experienced during pregnancy. The following formulas of NyQuil™ contain this ingredient: SEVERE VapoCOOL Nighttime Cough, Cold, and Flu Relief. Cold and Flu Nighttime Relief Liquicaps™. Cold and Flu …, Quick Answer. Thanks for reaching out! While NyQuil Severe can provide temporary relief for sinus congestion and help with sleep troubles, using it as a long-term solution for sleep is not recommended. NyQuil is not intended for prolonged use, and the FDA-approved labeling only recommends it for the short-term treatment of insomnia ( less than ..., Alternatives to Nyquil for Treating Cold and Flu Symptoms. If you prefer not to take Nyquil or are looking for alternative options to manage your cold and flu symptoms, there are several alternatives available. Natural Remedies. Natural remedies like herbal teas, honey, and saline nasal sprays can help relieve certain cold and flu symptoms., Taking Nyquil during the day can increase the chances that you will experience drowsiness. The fourth step is to drink plenty of fluids while you are taking Nyquil. Fluids can help to counteract the drowsiness caused by the medication. ... so it’s a bad idea to drink caffeinated drinks while you’re taking Nyquil. If you do need a caffeine ..., A doctor has provided 1 answer. Dr. Corey Clay answered. Specializes in Allergy and Immunology. Yes: No adverse interactions exist. There are certainly better options if using these for your chronic allergies, but ok for short term relief. Answered 9/13/2018. 2.8k views., NyQuil can become addictive. It's also possible to develop an addiction to NyQuil, per The Recovery Village. If you get in the habit of taking it every night, it will stop having the same effect. When your tolerance increases, it will likely take longer to fall asleep and you may find yourself waking up rather than sleeping through the night., Combining a medication like NyQuil that contains dextromethorphan with an SSRI medication like Zoloft can cause a serious drug interaction called serotonin syndrome. SSRI drugs, kn..., It is generally not recommended to take NyQuil while you are pregnant. NyQuil contains several active ingredients, including acetaminophen and a sedating antihistamine, that can cause drowsiness and impair your ability to think and react. In addition, NyQuil and other over-the-counter cold and flu medications have not been well studied in ..., Generally, NyQuil is not recommended for pregnant women. The problem with NyQuil while pregnant is that, while some formulations are okay, others contain an ingredient that has been linked to a higher rate of birth differences. Cold and flu remedies like NyQuil or Theraflu generally contain four or five different ingredients., Feb 17, 2023 · Stop use and ask a healthcare provider if: Pain or cough worsens or lasts more than seven days. Fever worsens or lasts more than three days. Redness or swelling is present in area causing pain. New symptoms occur. Cough returns or occurs with a rash or headache that won't go away. , If you are using one dose of NyQuil at night do not use more than 3 doses of DayQuil during the day, and use less if possible to treat your symptoms. Take the …, Both medications contain diphenhydramine as their active ingredient. Taking Nyquil and Benadryl together can potentially increase the diphenhydramine level in your system beyond what is considered safe. Excessive amounts of diphenhydramine can lead to side effects such as drowsiness, dizziness, blurred vision, dry mouth, and constipation., can you take benzonatate and theraflu (or nyquil) at the same time? trying to get some sleep and wonder if taking these simultaneously is od'ing.: No problem: Taking both of those should be just fine. Get some rest!, Citizens are stepping in to preserve India's rich heritage, but politics and bureaucracy stand in their way. For a country with such a rich and diverse history and culture, India d..., Had dry heaves of anxiety this morning. Have experienced nausea and bad morning depression that wears off around noon for about 1 month. My hypomania was triggered by NyQuil usage to try to sleep. I took 4x dosage, then woke up 2 hrs later and was up all night 4 months ago. My hypomanic metabolism burned right through it. Yeah the fine print on ..., Let’s take a closer look. It’s important to note that Dayquil and Nyquil are not interchangeable. Dayquil is meant to be taken during the day, while Nyquil is meant to …, Neither Dayquil nor Nyquil are safe choices for breastfeeding parents. Dayquil contains a decongestant, which may decrease milk supply. Nyquil contains an antihistamine, which also may decrease milk supply, and which may cause drowsiness or irritability in your baby. Nyquil may also make you too drowsy to safely care for a nursing infant., Common side effects of NyQuil Severe Cold and Flu may include: drowsiness; constipation, diarrhea, upset stomach, vomiting; or. feeling restless or excited. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088., Yes, alcoholics can take Nyquil, however, it is important to be aware of the potential risks. Alcoholics should avoid drinking alcohol while taking Nyquil, as the combination of alcohol and the active ingredients in Nyquil can lead to serious side effects, such as liver damage and increased risk of overdose., DamnGoodMarmalade. • 1 yr. ago. DayQuil and NyQuil work very well but only if you have the symptoms listed on the bottle or package. If you’re not suffering from sinus issues, cough, or congestion, there’s no need to take it. Here’s what’s good for each symptom: Tylenol - For headaches and fever., Notable Side Effects of Robitussin and Nyquil: Both medications can cause drowsiness, dizziness, nausea, and stomach upset. However, high doses of Nyquil may cause liver damage because of the acetaminophen ingredient. Robitussin may cause gastrointestinal issues, such as diarrhea and stomach cramping, in some people., The S&P 500 was up 8, and breadth was negative; meanwhile, Nasdaq saw new lows expand to 115, while essentially up all day -- there's no good way to spin that. Monday w..., HokayeZeZ. •. A half cup (15ml) isn't very dangerous to your body. Long term use has side effects but so does every other medication under the sun. With that being said, unless you start feeling drowsy and dizzy during the day after a full nights rest, I would say you should be just fine., NyQuil can become addictive. It's also possible to develop an addiction to NyQuil, per The Recovery Village. If you get in the habit of taking it every night, it will stop having the same effect. When your tolerance increases, it will likely take longer to fall asleep and you may find yourself waking up rather than sleeping through the night., Both Nyquil and Dayquil are considered unsafe for pregnant women. These contain alcohol, which can affect your pregnancy. Some versions, such as Nyquil Severe Cold and Flu, also contain an active ingredient called phenylephrine HCI. This ingredient has been linked to birth defects, and should always be avoided., There is no next day on NyQuil. You slip into a fog of semiconsciousness where you can't quite seem to make sense of any of your surroundings. Your normal every day routines became inordinately difficult and the only concentration your mind can muster is focused on counting down the seconds until you can appropriately close your eyes and slide ..., NyQuil products offer the convenience of combining multiple OTC cough and cold medications into a single dose. As a general rule, you can take NyQuil doses every 4 or 6 hours as needed, up to a maximum of 4 doses in a day. However, it’s important to note that each product may contain distinct ingredients and come with specific instructions., The over-the-counter medications like NyQuil is often advised to treat the aches and pains of flu and cold, but for most pregnant women, NyQuil can actually do more harm than good. Used for clearing stuffy noses, coughs, headaches, fever and sore throat, the medication essentially helps you to sleep through the night which therefore helps the ..., A doctor has provided 1 answer. Dr. Scott Diede answered. Specializes in. Not if dosed right: If taken as prescribed, it will not hurt your liver. If taken improperly (too much, for example) if definitely could. Nyquil contains Acetaminophen (tylenol) which can cause liver damage and even liver failure if overdosed. Dr Maluccio agreed.