Guaifenesin expiration

Mucinex contains Guaifenesin. Mucinex has a total of 3 drug patents out of which 3 drug patents have expired. Expired drug patents of Mucinex are: US6372252; US6955821; US7838032; Mucinex was authorised for market use on 18 December, 2002. Mucinex is available in tablet, extended release;oral dosage forms. Mucinex can be used as …

Serious side effects. For children. Takeaway. Mucinex can cause mild to moderate side effects in some people. This can include digestive symptoms, dizziness, and drowsiness. If mucus sits in your ...The expiration date is a critical part of deciding if the product is safe to use and will work as intended. The expiration date can be found printed on the label or stamped onto the bottle or ...Taking Mucinex ® for infertility constitutes off-label use. It should also be noted that guaifenesin is commonly used in combination with other active ingredients. Mucinex-D ® for example contains pseudoephedrine, a nasal decongestant which should only be used for approved indications and carries specific risks. Taking medications outside ...Just to pick a drug almost at random that everyone would have tried, guaifenesin—Robitussin, Mucinex. If that were to be only 95% of what you expect it to be after expiration, as long as what it ...Dosing: Adult. Cough (expectorant): Oral: Granules: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Extended-release tablet: 600 mg to 1,200 mg every 12 hours as needed; maximum: 2,400 mg/24 hours. Immediate-release tablet: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Liquid: 200 to 400 …How to use GUAIFENESIN-CODEINE. Take this medication by mouth with or without food as directed by your doctor, usually every 4 to 6 hours as needed with a full glass of water (8 ounces or 240 ...Yes, guaifenesin does expire. Like any other medication, guaifenesin does have an expiration date. It is important to check the packaging for the expiration date and avoid using it past that date.Answer. Brand name Mucinex (guaifenesin) should not be crushed as the tablet is designed to be 'extended release', slowly releasing the active ingredient guaifenesin over a 12-hour period of time. Crushing or cutting Mucinex will release the entire dose at once. This could potentially cause an increase in side effects and will …

Although guaifenesin has a Food and Drug Administration Over-the-Counter (OFC) Monograph indication to"help loosen phlegm (mucus) and thin bronchial secretions in patients with stable chronic bronchitis,"there is limited published evidence of either mechanism of action or clinical efficacy in this disease state. Here we review the …Patents Listed in the FDA Orange Book Drug Database of Guaifenesin with information and expiry/expiration dates. Information, Expiry & Status of FDA Orange Book Patents covering Guaifenesin. Please Wait. Applying Filters... X. PHARMA COMPASS. Grow Your Pharma Business DigitallyWhen it comes to food products, you may have noticed two common terms on packaging – “Best If Used By Date” and “Expiration Date”. While these terms may seem similar, they actually...Dextromethorphan is a drug used in many over-the-counter cough and cold medicines for its antitussive effects.[1] It comes in oral strips, lozenges, liquids, or liquid-filled capsules and formulations often combine the drug with guaifenesin, acetaminophen, and pseudoephedrine.[1] Dextromethorphan is also a commonly abused drug because …If you are 65 or older, use guaifenesin and codeine with care. You could have more side effects. Different brands of guaifenesin and codeine may have different doses for children. Talk with the doctor before giving guaifenesin and codeine to a child. The chance of very bad side effects may be higher in children.Dosing: Adult. Cough (expectorant): Oral: Granules: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Extended-release tablet: 600 mg to 1,200 mg every 12 hours as needed; maximum: 2,400 mg/24 hours. Immediate-release tablet: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Liquid: 200 to 400 …We would like to show you a description here but the site won’t allow us.Dextromethorphan; Guaifenesin Oral Solution. Dextromethorphan and guaifenesin come combined in some medications to treat cold and flu symptoms. Dextromethorphan is a cough suppressant. Guaifenesin is an expectorant that thins mucus to ease chest congestion. A healthcare provider can tell you if this medication is safe and likely to help you.

Whether or not you need to move out of your apartment after a lease expiry depends on your state's laws and your lease termination agreement. You might be able to stay on under the...This bi-layer tablet formulation combines immediate-release guaifenesin with an ER feature, providing sustained blood levels for 12 hrs.16 The clinical data on the efficacy of ER guaifenesin in patients with URTI are currently limited.17–19 Although the post-marketing safety experience with ER guaifenesin is based on a large number of …(RTTNews) - Walmart and Sam's Club announced options for customers to safely dispose unused, unwanted and expired medication throughout the year. ... (RTTNews) - Walmart and Sam's ...Always check the expiration date. If the medicine has passed its expiration date, dispose of it safely and purchase a new package. To help guaifenesin loosen …within 180 days after Actavis begins commercial marketing of Guaifenesin and Dextromethorphan Hydrobromide Extended-release Tablets, 600 mg/30 mg and 1200 mg/60 mg, or (b) at any time prior to the expiration of the ‘252 and ‘821 patents if Actavis has not begun commercial marketing. Please submit correspondence to this ANDA informing the

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Guaifenesin is an expectorant that helps thin and loosen mucus in the lungs, making it easier to cough up the mucus. The decongestant helps relieve stuffy nose symptoms.Extended-release tablets. Regular strength (Mucinex DM and generic): Each tablet contains 600 mg of guaifenesin and 30 mg of dextromethorphan. People 12 years and older: The typical dose is 1 or 2 tablets by mouth every 12 hours. Don't take more than 4 tablets in a 24-hour period. Children under age 12: Don't use.Guaifenesin is an expectorant that helps thin and loosen mucus in the lungs, making it easier to cough up the mucus. Codeine is an opioid cough suppressant (antitussive) that affects a certain part of the brain, reducing the urge to cough. This medication is not usually used for ongoing coughs from smoking, asthma, other long-term breathing ...Dosis dan Aturan Pakai Guaifenesin. Berikut adalah dosis umum penggunaan guaifenesin berdasarkan usia pasien: Dewasa: 200–400 mg, tiap 4 jam. Untuk tablet pelepasan lambat, dosisnya 600–1.200 mg, tiap 12 jam, maksimal 2.400 mg per hari. Anak usia 6–12 tahun: 100 mg, 4 kali sehari. Dosis maksimal 400 mg per hari.HOW SUPPLIED: Each 5 mL of Guaifenesin Syrup and Dextromethorphan contains Guaifenesin 100mg and Dextromethorphan Hydrobromide 10mg and is supplied in the following oral dosage forms: NDC ... Other Information - • Store at controlled room temperature 20-25ºC (68-77ºF) • Do not refrigerate - • Keep tightly closed - • Each 5mL contains ...600 mg. 6.63 [ 168.41] 132 [ 5.197] Expectorant. 12 Hour. Relieves Chest Congestion. Thins and Loosens Mucus. Immediate and Extended Release. 20 Extended-Release Tablets. Lot No. Expiration Date:...

Guaifenesin is an expectorant. It works by thinning and loosening mucus in the airways, clearing congestion, and making breathing easier.If you are self-treating with this medication, it is ...HOW SUPPLIED: Each 5 mL of Guaifenesin Syrup and Dextromethorphan contains Guaifenesin 100mg and Dextromethorphan Hydrobromide 10mg and is supplied in the following oral dosage forms: NDC ... Other Information - • Store at controlled room temperature 20-25ºC (68-77ºF) • Do not refrigerate - • Keep tightly closed - • Each 5mL contains ...Conversely, the tracheomalacic cervical airway collapses during inspiration but is opened by expiration. ... Other opioids such as codeine or guaifenesin/codeine syrup may also be used. Diphenoxylate/atropine is also used with some success for treatment of cough. Oral steroids may decrease inflammation and help decrease associated cough ...If you have one of the products listed, stop using it. Instead, dispose of it safely in the trash. (Don't flush.) Mix the liquid with a substance that makes it less appealing, such as coffee ...Oct 5, 2023 ... The Food and Drug Administration confirms the expiration dates that are printed on packages of over-the-counter drugs.Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists. Do not take more than what your doctor told you to take. Taking more than you are told may raise your chance of very bad side effects. Do not take this drug for longer than you were told by your doctor.Yes, guaifenesin does expire. Like any other medication, guaifenesin does have an expiration date. It is important to check the packaging for the expiration date and avoid using it past that date.Warning. For all patients taking this medicine: This medicine has an opioid drug in it. Opioid drugs can put you at risk for addiction, abuse, and misuse. Misuse or abuse of guaifenesin and codeine can lead to overdose and death. If you have questions, talk with your doctor. This medicine has an opioid drug in it.Changing how the world understands and treats cancer. Our scientists pursue every aspect of cancer research—from exploring the biology of genes and cells, to developing immune-based treatments, uncovering the causes of metastasis, and more.Dosing: Adult. Cough (expectorant): Oral: Granules: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Extended-release tablet: 600 mg to 1,200 mg every 12 hours as needed; maximum: 2,400 mg/24 hours. Immediate-release tablet: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Liquid: 200 to 400 …CODEINE; GUAIFENESIN (KOE deen; gwye FEN e sin) is used to relieve cough. It works by reducing cough and loosening mucus. It is a combination of an opioid cough suppressant and an expectorant. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.Guaifenesin extended-release tablets are a medication that treats coughing and chest congestion. It thins and loosens mucus. This makes it easier to clear it from your body. …

The NDC code 63824-008 is assigned by the FDA to the product Mucinex which is a human over the counter drug product labeled by Rb Health (us) Llc. The generic name of Mucinex is guaifenesin. The product's dosage form is tablet, extended release and is administered via oral form. The product is distributed in 12 packages with assigned NDC …

within 180 days after Actavis begins commercial marketing of Guaifenesin and Dextromethorphan Hydrobromide Extended-release Tablets, 600 mg/30 mg and 1200 mg/60 mg, or (b) at any time prior to the expiration of the ‘252 and ‘821 patents if Actavis has not begun commercial marketing. Please submit correspondence to this ANDA informing theGuaifenesin (Mucinex ®, Reckitt Benckiser) is a mucoactive drug that works by loosening mucus in the airways and making coughs more productive. We recently reported its successful use as adjunctive therapy in a patient with stable chronic bronchitis [ 5 ], but there is little published data demonstrating either the long-term use or clinical …If you have one of the products listed, stop using it. Instead, dispose of it safely in the trash. (Don't flush.) Mix the liquid with a substance that makes it less appealing, such as coffee ...Apr 5, 2024 ... Are expired drugs safe and does the medicine expiration date really matter?Dosing: Adult. Cough (expectorant): Oral: Granules: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Extended-release tablet: 600 mg to 1,200 mg every 12 hours as needed; maximum: 2,400 mg/24 hours. Immediate-release tablet: 200 to 400 mg every 4 hours as needed; maximum: 2,400 mg/24 hours. Liquid: 200 to 400 …Mucinex Max Strength side effects. Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. Common side effects of Mucinex Max Strength may include: vomiting. This is not a complete list of side effects and others may occur.Guaifenesin is an expectorant that helps thin and loosen mucus in the lungs, making it easier to cough up the mucus. Codeine is an opioid cough suppressant ( antitussive) that affects a certain ...Generic Mucinex D. Used for Nasal Congestion, Cough. Mucinex D is a combination medication containing two active ingredients: guaifenesin (an expectorant) and pseudoephedrine (a decongestant). It's used to help temporarily relieve stuffy nose, chest congestion, and sinus pressure. This medication can be used for people 12 years of age and older.Tell all of your health care providers and lab workers that you take Virtussin A/C (guaifenesin and codeine). If you are 65 or older, use Virtussin A/C (guaifenesin and codeine) with care. You could have more side effects. Different brands of Virtussin A/C (guaifenesin and codeine) may have different doses for children.benzonatate, diphenhydramine, Benadryl, guaifenesin, dextromethorphan, Mucinex Warnings. Codeine can slow or stop your breathing, and may be habit-forming. MISUSE OF Guaiatussin AC CAN CAUSE ADDICTION, OVERDOSE, OR DEATH, especially in a child or other person using the medicine without a prescription. Do not give this medicine to anyone under 18.

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Descriptions. Guaifenesin is used to help clear mucus or phlegm (pronounced flem) from the chest when you have congestion from a cold or flu. It works by thinning the mucus or phlegm in the lungs. This medicine is available both over-the-counter (OTC) and with your doctor's prescription.Always check the expiration date. If the medicine has passed its expiration date, dispose of it safely and purchase a new package. To help guaifenesin loosen mucus in the lung’s airways, drink extra fluids throughout the day and use a humidifier or steam vaporizer to keep the air moist.headache. hives. nausea or vomiting. skin rash. stomach pain. Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.In most cases, you can renew your Virginia's driver's license up to a year before the expiration date. The Virginia Department of Motor Vehicles allows customers to do so online, b...Guaifenesin comes as a tablet, a capsule, an extended-release (long-acting) tablet, dissolving granules, and a syrup (liquid) to take by mouth. The tablets, capsules, dissolving granules, and syrup are usually taken with or without food every 4 hours as needed. The extended-release tablet is usually taken with or without food every 12 hours.May 18, 2022 ... We have similar discussions about expired medications. I'd heard medications were often safe and effective well past their expiration date; ...Drug Facts. Active ingredient (in each extended-release bi-layer tablet) Guaifenesin 600 mg. Purpose. Expectorant. Uses. helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive. Warnings. Do not use - for children under 12 years of age - Ask a doctor before ...Dextromethorphan and diphenhydramine which are the chemical constituent in Mucinex D, Mucinex DM, Mucinex night time and other Mucinex multi symptom products. Is it safe to take expired cough medicine? You can only really keep medicine a month after the expiration date. Not really but it’s no use in taking it because the strength is gone.Dose. Adults and children 12 years and over. 10 mL every 4 hours. Max dose is 60mL in 24-hours. Children under 12 years of age. Ask a doctor. HOW SUPPLIED: Each 5 mL of Guaifenesin Syrup and Dextromethorphan contains Guaifenesin 100mg and Dextromethorphan Hydrobromide 10mg and is supplied in the following oral dosage … ….

Warning. For all patients taking this medicine: This medicine has an opioid drug in it. Opioid drugs can put you at risk for addiction, abuse, and misuse. Misuse or abuse of Guaifenesin AC Liquid (guaifenesin and codeine) can lead to overdose and death. If you have questions, talk with your doctor.John S Kiernan, WalletHub Managing EditorMay 3, 2023 A credit card expiration date is the month and year when the credit card will stop working, and it appears on the front or back...Aug 2, 2021 ... If the medicine has passed its expiration date, dispose of it safely and purchase a new package. To help guaifenesin loosen mucus in the lung's ...Advertisement I've been wrong all along. There has been a great debate about food in my home, particularly when it comes to expiration dates. I err on the side of caution, tossing ...I wouldn't take it after expiration date, its want work as well or not at all. +0. KA. kaismama 7 May 2015. If you take a medication past the expiration date, what is meant by the date is the manufacturer won't guarantee strength after that date. There is a possibility of actual harm with certain medications, but most meds don't do that.Codeine is a narcotic cough suppressant. It affects the signals in the brain that trigger cough reflex. Guaifenesin is an expectorant. It helps loosen congestion in your chest and throat, making it easier to cough out through your mouth. Codeine and guaifenesin is a combination medicine used to treat cough and chest...CODEINE; GUAIFENESIN (KOE deen; gwye FEN e sin) is used to relieve cough. It works by reducing cough and loosening mucus. It is a combination of an opioid cough suppressant and an expectorant. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.Apr 5, 2024 · April 5, 2024. Reviewed by Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing. The big question is, do pills expire? With a splitting headache, you reach into your medicine cabinet for some aspirin or ibuprofen only to find the stamped expiration date on the medicine bottle is more than a year out of date. headache. hives. nausea or vomiting. skin rash. stomach pain. Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.Last updated on May 16, 2022. Uses. Warnings. Before taking. Dosage. Side effects. Interactions. FAQ. What is guaifenesin? Guaifenesin is an ingredient in cough and cold medicines that is used to help clear mucus or phlegm from your chest when you have had a cold or flu. Guaifenesin expiration, Although guaifenesin has a Food and Drug Administration Over-the-Counter (OFC) Monograph indication to"help loosen phlegm (mucus) and thin bronchial secretions in patients with stable chronic bronchitis,"there is limited published evidence of either mechanism of action or clinical efficacy in this disease state. Here we review the …, We've got awesome news from Southwest Airlines. As of July 28, 2022, flight credits issued by the carrier no longer have an expiration date. We may be compensated when you click on..., GUAIFENESIN (gwye FEN e sin) treats cough and chest congestion. It works by thinning and loosening mucus, making it easier to clear from the head, throat, and lungs. ... Throw away any unused medication after the expiration date. NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine ..., Generic Mucinex D. Used for Nasal Congestion, Cough. Mucinex D is a combination medication containing two active ingredients: guaifenesin (an expectorant) and pseudoephedrine (a decongestant). It's used to help temporarily relieve stuffy nose, chest congestion, and sinus pressure. This medication can be used for people 12 years of age and older., CORICIDIN HBP CHEST CONGESTION AND COUGH- dextromethorphan hydrobromide and guaifenesin capsule, gelatin coated If this SPL contains inactivated NDCs listed by the FDA initiated compliance action, they will be specified as such. NDC; 1: 11523-7158-2 Home; News DailyMed Announcements ..., Guaifenesin is not for administration in persistent cough associated with chronic bronchitis, smoking, asthma, or accompanied by excessive secretions. Discontinue use if you experience dizziness, insomnia, nervousness, experience persistent headache, symptoms do not improve within 7 days, or occur with a fever., If it has expired or is damaged, return it to your pharmacist for disposal. If you are not sure whether you should start using guaifenesin, talk to your doctor or pharmacist. Before …, Answer. Brand name Mucinex (guaifenesin) should not be crushed as the tablet is designed to be 'extended release', slowly releasing the active ingredient guaifenesin over a 12-hour period of time. Crushing or cutting Mucinex will release the entire dose at once. This could potentially cause an increase in side effects and will …, Thanks. Official answer. by Drugs.com. Throw it out! The expiration date is the final day that the manufacturer guarantees the full potency and safety of a …, D02263. Guaifenesin/codeine is a fixed-dose combination cold medicine used for the treatment of cough. [1] It contains guaifenesin, an expectorant; and codeine, as the phosphate, an opioid antitussive. [1] It is taken by mouth. [1] It was approved for medical use in the United States in 2006. [1] In 2021, it was the 297th most commonly ..., While shampoo often does not come with an expiration date, it generally keeps for anywhere from one to three years. Although expired shampoo is not dangerous to use, it is less eff..., Bickerman's research showed that phenylpropanolamine, a common oral decongestant at the time, worked, as did pseudoephedrine, but oral phenylephrine did not. Hendeles's paper did not get much ..., Guaifenesin (Mucinex ®, Reckitt Benckiser) is a mucoactive drug that works by loosening mucus in the airways and making coughs more productive. We recently reported its successful use as adjunctive therapy in a patient with stable chronic bronchitis [ 5 ], but there is little published data demonstrating either the long-term use or clinical …, Guaifenesin is an expectorant that helps thin and loosen mucus in the lungs, making it easier to cough up the mucus. The decongestant helps relieve stuffy nose symptoms., It may help to relieve some of your symptoms according to the leftover potency of Guaifenesin, the active ingredient present in Mucinex (2). However, it’s recommended to discard expired meds and replace them with new ones if you use them frequently (2). Potential risks of taking expired Mucinex, As Mucinex lasts 12 hours per dose, it is indicated for twice daily dosing. Brand Mucinex is available in two strengths, regular and 'Maximum Strength'. The regular strength tablets contain 600 mg of guaifenesin while the maximum strength contains 1,200 mg of guaifenesin. Although they vary considerably in strength, both products last 12 hours., Mucinex DM Max Strength contains 1200 mg Guaifenesin & 60 mg dextromethorphan HBr. ... INGREDIENTS: Guaifenesin (1200 mg) is an expectorant ... expire (as ..., Fact checked by. Nick Blackmer. The Food and Drug Administration confirms the expiration dates that are printed on packages of over-the-counter drugs. Several …, This question is about Choice Hotels International @WalletHub • 11/21/20 This answer was first published on 11/19/20 and it was last updated on 11/21/20.For the most current inform..., CODEINE; GUAIFENESIN (KOE deen; gwye FEN e sin) is used to relieve cough. It works by reducing cough and loosening mucus. It is a combination of an opioid cough suppressant and an expectorant. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions., Mucinex and Mucinex DM both contain an expectorant that helps loosen mucus. Mucinex DM also contains a drug that helps reduce coughing. Both have slightly different side effects. When you need ..., We've got awesome news from Southwest Airlines. As of July 28, 2022, flight credits issued by the carrier no longer have an expiration date. We may be compensated when you click on..., It is not known if guaifenesin passes into the breast milk. Your pharmacist or doctor will discuss the potential benefits and risks of taking the medicine if you are breastfeeding. Do not use guaifenesin in children under 6 years of age. Ask your doctor or pharmacist before using guaifenesin in children aged 6-12 years., Directions. do not crush, chew, or break extended-release tablet. take with a full glass of water. this product can be administered without regard for the timing of meals. adults and children 12 years of age and over: one or two extended-release tablets every 12 hours. Do not exceed 4 extended-release tablets in 24 hours., Always check the expiration date. If the medicine has passed its expiration date, dispose of it safely and purchase a new package. To help guaifenesin loosen …, Conversely, the tracheomalacic cervical airway collapses during inspiration but is opened by expiration. ... Other opioids such as codeine or guaifenesin/codeine syrup may also be used. Diphenoxylate/atropine is also used with some success for treatment of cough. Oral steroids may decrease inflammation and help decrease associated cough ..., Taking Mucinex ® for infertility constitutes off-label use. It should also be noted that guaifenesin is commonly used in combination with other active ingredients. Mucinex-D ® for example contains pseudoephedrine, a nasal decongestant which should only be used for approved indications and carries specific risks. Taking medications outside ..., If it has expired or is damaged, return it to your pharmacist for disposal. If you are not sure whether you should start using guaifenesin, talk to your doctor or pharmacist. Before …, May 7, 2023 ... Learn what codeine guaifenesin cough syrup is, what it's used for, and what side effects and risks you can expect., Dosis dan Aturan Pakai Guaifenesin. Berikut adalah dosis umum penggunaan guaifenesin berdasarkan usia pasien: Dewasa: 200–400 mg, tiap 4 jam. Untuk tablet pelepasan lambat, dosisnya 600–1.200 mg, tiap 12 jam, maksimal 2.400 mg per hari. Anak usia 6–12 tahun: 100 mg, 4 kali sehari. Dosis maksimal 400 mg per hari., Drug Facts. ACTIVE INGREDIENT. Active ingredients (in each extended-release bi-layer tablet)Purpose - Guaifenesin 600 mgExpectorant - Pseudoephedrine HCl 60 mgNasal Decongestant. Uses. helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs …, #1. Mucinex has 600 mg (or 1200 mg) of guaifenesin and this product only has 400 mg. #2. Mucinex is "extended release" whereas this product is "immediate release". I suffer from COPD and mucus is a big problem causing fits of coughing. Mucinex DM (600) taken only once a day when I wake up, completely controls my phlem and I don't cough., Codeine and guaifenesin is a combination medicine used to treat cough and chest congestion caused by allergies, the common cold, or the flu. This medicine will not treat a cough that is caused by smoking, asthma, or emphysema. Codeine and guaifenesin may also be used for purposes not listed in this medication guide.