Guaifenesin expiration

The short answer is "no". Old medicines may not work as well as they should. The law requires expiration dates on drugs. Drug makers select a date that they know will be safe. Many drugs are probably effective after that date, but are not tested to be sure. Drugs kept for a long time may deteriorate if they are not stored properly.

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 ...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 …May 7, 2023 ... Learn what codeine guaifenesin cough syrup is, what it's used for, and what side effects and risks you can expect.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.NDC 51660-301-41. ohm ®. Guaifenesin 600 mg & Dextromethorphan HBr 30 mg Extended-Release Tablets. Expectorant & Cough Suppressant. 12 Hour. Controls Cough. Thins and Loosens Mucus. Immediate and Extended Release. 40 …It’s important always to read the expiration date on your Robitussin carton and on the bottle label. It’s not recommended you use medicine beyond its expiration date. ... The combination of dextromethorphan and guaifenesin is used to treat cough and chest congestion caused by the common cold, infections, or allergies.In most cases, it is not recommended to take expired Mucinex ( guaifenesin) as it may not be as potent as it once was when it was in date. It is important to note this applies to all Mucinex products, such as: Mucinex Maximum Strength. Mucinex DM. Mucinex Fast-Max. Mucinex D. Mucinex Sinus. See moreAnswer. 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 …

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. 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. Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages...Mucinex DM 12hr Expectorant & Cough Suppressant 28 Tablets Expires: 04/26 ... This product uses 60 mg of dextromethorphan to suppress coughs and 1200 mg of ...#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.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.

ACTIVE INGREDIENT. Active ingredients (in each 5 mL = 1 tsp)Purpose - Codeine phosphate, USP 10 mg Antitussive - Guaifenesin, USP 100 mgExpectorant. Uses. temporarily relieves: cough due to minor throat and bronchial irritation as may occur with a cold or inhaled irritants - your cough to help you sleep - helps loosen phlegm (mucus) …In most cases, it is not recommended to take expired Mucinex ( guaifenesin) as it may not be as potent as it once was when it was in date. It is important to note this applies to all Mucinex products, such as: Mucinex Maximum Strength. Mucinex DM. Mucinex Fast-Max. Mucinex D. Mucinex Sinus.severe dizziness or anxiety, feeling like you might pass out. Common side effects of dextromethorphan and guaifenesin may include: dizziness, drowsiness; sleep problems ( insomnia ); diarrhea; or. feeling nervous, restless, anxious, or irritable. This is not a complete list of side effects and others may occur.If you are 65 or older, use this drug with care. You could have more side effects. The chance of very bad side effects may be higher in children. This may be more likely to happen in children who have breathing problems. Deadly breathing problems have happened with the use of codeine in some children.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 …Precautions. Interactions. Overdose. Reviews (2) Uses. This combination medication is used to temporarily treat cough, chest congestion, and stuffy nose symptoms caused by the …

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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.Guaifenesin 200 mg Expectorant. Relieves Chest Congestion Thins and Loosens Mucus. Actual Size. 100 Tablets. TAMPER EVIDENT: DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING. Distributed by MAJOR ® PHARMACEUTICALS 17177 N Laurel Park Drive, Suite 233, Livonia, MI 48152 Rev. 11/19 M-17 Re-Order No. 238163 50844 REV0819C58812Active ingredient (in each extended-release tablet) Dextromethorphan HBr 60 mg - Guaifenesin 1200 mg. Purpose. Guaifenesin - Expectorant - Dextromethorphan HBr - Cough suppressant. Uses. helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more …This site uses cookies. By continuing to use our website, you are agreeing to our privacy policy.Guaifenesin (Mucinex) is an over-the-counter (OTC) product that can help relieve chest congestion or a productive (wet) cough. A common immediate-release guaifenesin dosage for adults is 200 mg to 400 mg by mouth every 4 hours as needed. A common extended-release guaifenesin dosage is 600 mg to 1,200 mg by mouth every …Grocery expiration labels are confusing: Nobody knows what "sell by," "use by," and "best by" really mean. But Congress may pass new laws. By clicking "TRY IT", I agree to receive ...

Introducing Maximum Strength Mucinex® Extended-Release Bi-Layer Tablets, the solution you've been searching for to tackle your chest congestion and mucus-related symptoms. These tablets are designed to provide you with lasting symptom relief, so you can go about your day without the constant burden of chest congestion and thick …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 more productive - temporarily ...Guaifenesin 200 mg Expectorant. Relieves Chest Congestion Thins and Loosens Mucus. Actual Size. 100 Tablets. TAMPER EVIDENT: DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING. Distributed by MAJOR ® PHARMACEUTICALS 17177 N Laurel Park Drive, Suite 233, Livonia, MI 48152 Rev. 11/19 M-17 Re-Order No. 238163 50844 REV0819C58812Ive tried mucinex, (guaifenesin) day quil, night quil, and nothing seems to be working to get the cold out my chest. Would Promethazine/codeine syrup help? A doctor has provided 1 answer. Online Primary Care Doctors Accepting New Patients. $44 video appointments available today with a membership as low as $15/month.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 ...ACTIVE INGREDIENT. Active ingredients (in each 5 mL = 1 tsp)Purpose - Codeine phosphate, USP 10 mg Antitussive - Guaifenesin, USP 100 mgExpectorant. Uses. temporarily relieves: cough due to minor throat and bronchial irritation as may occur with a cold or inhaled irritants - your cough to help you sleep - helps loosen phlegm (mucus) …It is not safe to take expired medication. I just read on a Fibromyalgia site that Adams Pharmeceutical did testing showing full strength in guaifenesin 10 yrs after expiration date, and probably ...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 …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...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 …Ive tried mucinex, (guaifenesin) day quil, night quil, and nothing seems to be working to get the cold out my chest. Would Promethazine/codeine syrup help? A doctor has provided 1 answer. Online Primary Care Doctors Accepting New Patients. $44 video appointments available today with a membership as low as $15/month.

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 …

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...Call 1-800-845-8210 or visit paipharma.com - Serious side effects associated with use of this product may be reported to this number. Distributed By: Cardinal Health - Dublin, OH ... Principal Display Panel. Guaifenesin and Codeine Phosphate Oral Solution, USP - 100 mg / 10 mg per 5 mL - 5 Cups. INGREDIENTS AND APPEARANCE. Product Information.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 …This OTC Medicine Monograph outlines the requirements for Australian market authorisation of a cough expectorant containing guaifenesin as a single active ingredient when applied for as an OTC new medicine N2 application. #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.NDC 58657-500-16 Codeine-Guaifenesin Oral Solution 10-100 mg/5 mL Antitussive Expectorant 16 fl. oz. (473 mL) CODEINE-GUAIFENESIN codeine phosphate and guaifenesin solution. Product Information. Product Type. HUMAN OTC DRUG.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 ...Usual Adult Dose for Cough. 1 dose orally every 4 to 6 hours as needed. Codeine: Single dose: up to 20 mg; Maximum dose: 120 mg in 24 hours. Guaifenesin: Single dose: up to 400 mg; Maximum dose: 2400 mg in 24 hours. Maximum dose should not exceed maximum dose of either of the single ingredient doses. Comments: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 ...

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Postage stamps never expire due to the passage of time. However, stamps that have been used or postmarked cannot be reused. Additionally, the price of postage may be raised, making...Dextromethorphan is a cough suppressant. Guaifenesin is an expectorant. . Dextromethorphan and guaifenesin is a combination medicine used to treat cough and chest congestion caused by the common cold or allergies. Dextromethorphan will not treat a cough that is caused by smoking. There are many brands and forms of this...Guaifenesin, USP 100 mg, Dextromethorpan HBr, USP 10 mL. Phenylephedrine HCI, USB 5mg. But then she also took (the correct dose) 10 mg of a prescription medicine Guaifenesin-Codeine syrup (generic for Robitussin AC syrup). It doesn't state on the label the quantity of Guaifenesin mg in the 5mL dose.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 MucinexJust 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 ...ACTIVE INGREDIENT. Active ingredients (in each 5 mL = 1 tsp)Purpose - Codeine phosphate, USP 10 mg Antitussive - Guaifenesin, USP 100 mgExpectorant. Uses. temporarily relieves: cough due to minor throat and bronchial irritation as may occur with a cold or inhaled irritants - your cough to help you sleep - helps loosen phlegm (mucus) …Use this medicine (guaifenesin extended-release tablets) as ordered by your doctor. Read all information given to you. Follow all instructions closely. Take with or without food. Take with food if it causes an upset stomach . Drink lots of noncaffeine liquids unless told to drink less liquid by your doctor.Why Bug Spray Doesn't Have an Expiration Date. Most bug sprays don't have an expiration date listed on the bottle. "Bug sprays registered by the EPA aren't required to have labelled expiration dates as long as the formulation is stable for at least one year, which most are," says Timothy Wong, technical director of M&M Pest Control.Guaifenesin 200 mg Expectorant. Relieves Chest Congestion Thins and Loosens Mucus. Actual Size. 100 Tablets. TAMPER EVIDENT: DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING. Distributed by MAJOR ® PHARMACEUTICALS 17177 N Laurel Park Drive, Suite 233, Livonia, MI 48152 Rev. 11/19 M-17 Re-Order No. 238163 50844 REV0819C58812Guaifenesin 600 mg Extended-Release Tablets & Pseudoephedrine HCl 60 mg 36 Extended-Release Tablets Keep the carton. It contains important information. See end panel for expiration date. Distributed by: Sun Pharmaceutical Industries, Inc. Cranbury, NJ 08512 Made in England PO Lot No. Expiration Date: NDC 51660-071-36 0000000 FPO 0000000 FPO ...Oct 8, 2012 ... I'm one of those people who regularly goes through the medicine cabinet looking for expired medications to toss out. ….

Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. can i take my old, expired codeine cough syrup (says use before 12/11/2013) instead of filling the new prescription for it i just received from my doc?: No you should not: We ...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 …Uses. •. helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive. •. temporarily relieves: •. cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants. •.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.Uses. •. helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive. •. temporarily relieves: •. cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants. •.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. COMMON BRAND NAME (S): Allfen CD, Allfen CDX, Brontex, M-Clear. Advertisement.GUAIATUSSIN AC SUGAR FREE- guaifenesin and codeine phosphate liquid If this SPL contains inactivated NDCs listed by the FDA initiated compliance action, they will be specified as such. NDC; 1: 50383-087-04 (inactivated) 2: 50383-087-05 3: 50383-087-07 (inactivated) 4: 50383-087-10 ...Active ingredients in each 5 mL (teaspoonful)Purposes - Codeine Phosphate, USP 10 mgCough Suppressant - Guaifenesin, USP 100 mgExpectorant. Uses. temporarily relieves cough due to minor throat and bronchial irritations as may occur with the common cold or inhaled irritants - helps loosen phlegm (mucus) and thin bronchial secretions to make ...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 … Guaifenesin expiration, 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. …, 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 ..., Call 1-800-845-8210 or visit paipharma.com - Serious side effects associated with use of this product may be reported to this number. Distributed By: Cardinal Health - Dublin, OH ... Principal Display Panel. Guaifenesin and Codeine Phosphate Oral Solution, USP - 100 mg / 10 mg per 5 mL - 5 Cups. INGREDIENTS AND APPEARANCE. Product Information., Condoms are essential in preventing STIs and unplanned pregnancies. However, they don’t last forever. Here’s how to tell if your condom’s expired and what to do if it is. Weenie be..., 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., This question is about Best Buy @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 information about a finan..., In most cases, it is not recommended to take expired Mucinex as it may not be as potent as it once was when it was in date. It is important to note this applies to all Mucinex products such as: In fact, it is not recommended to take any medication that is past the expiration date., 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, Guaifenesin, USP 100 mg, Dextromethorpan HBr, USP 10 mL. Phenylephedrine HCI, USB 5mg. But then she also took (the correct dose) 10 mg of a prescription medicine Guaifenesin-Codeine syrup (generic for Robitussin AC syrup). It doesn't state on the label the quantity of Guaifenesin mg in the 5mL dose., 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., Nick Blackmer. The Food and Drug Administration confirms the expiration dates that are printed on packages of over-the-counter drugs. Several factors, like someone’s age and the type of ..., 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., Guaifenesin is a medication that helps loosen mucus and make coughs more productive. Learn how to use it safely and effectively, what side effects to watch out for, and how it interacts with other ..., Cough syrups may remain good for 6 months to a year after they expire. However, the use of expired medications should not be encouraged. The Food and Drug Administration (FDA) has advised to avoid the use of expired medications (1). Some research studies do indicate that most medications retain their potency after they expire, …, Apr 5, 2024 ... Are expired drugs safe and does the medicine expiration date really matter?, 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., Guaifenesin, a mucoactive drug, acts by loosening mucus in the airways and making coughs more productive. It is used for relief of wet cough and chest congestion due to the common cold, and remains the only legally marketed expectorant in the US (per OTC Monograph). An ingredient in numerous over-the-counter (OTC) cough/cold medications, guaifenesin has a secondary indication for use in stable ..., Mucinex D and Mucinex DM both contain the expectorant guaifenesin (which is contained as a single ingredient in Mucinex). Guaifenesin is an expectorant that helps loosen mucus in your chest. Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages. Dilated blood vessels can cause nasal congestion (stuffy …, 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 …, Guaifenesin is commonly found as part of over-the-counter combination medications for cold and cough. Read labels or ask a doctor or pharmacist before using any other cold, or cough medicine when taking guaifenesin. Always ask a doctor before giving a cough or cold medicine to a child. Death can occur from the misuse of cough and ..., Guaifenesin (Mucinex) is an over-the-counter (OTC) product that can help relieve chest congestion or a productive (wet) cough. A common immediate-release guaifenesin dosage for adults is 200 mg to 400 mg by mouth every 4 hours as needed. A common extended-release guaifenesin dosage is 600 mg to 1,200 mg by mouth every …, 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 …, Guaifenesin is an expectorant that is thought to increase hydration and decrease viscosity of mucus leading to improved clearance of accumulated secretions from the upper and lower airway. Although guaifenesin has a Food and Drug Administration Over-the Counter (OFC) Monograph indication to “help loosen phlegm (mucus), Expiration Date: 5o 1/32. 229.906 [ 9.051] 11/29/2016. 600 MG GUAIFENESIN. .016 SBS. <<--GRAIN-->> PRINTED SIDE SHOWN. 5o 5o. Drug Facts. ––. Active ingredients …, 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. Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages..., Guaifenesin and phenylephrine may cause serious side effects. Stop using guaifenesin and phenylephrine and call your doctor at once if you have: nervousness, dizziness, sleep problems ( insomnia ). This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects., It is suddenly difficult to find guaifenesin (Mucinex) 12-hour in the marketplace. It was not available at Costco last time I checked. Other online prices are very high. What a relief to find it here for such a good price! This is the real product, works great and it was reassuring to see the expiration date posted before I bought., 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 …, 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, Acetaminophen, dextromethorphan, guaifenesin, and phenylephrine. Generic name: acetaminophen, dextromethorphan, guaifenesin, and phenylephrine [ a-SEET-oh-MIN-oh-fen, DEX-troe-me-THOR-fan, gwye-FEN-e-sin, FEN-il-EFF-rin ] Brand names: DayQuil Severe Cold and Flu, Mucinex Children's Cold, Cough and Sore …, 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., 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. …