Adults should not take more than milligrams 4 grams of acetaminophen a day. People with liver problems and children should take less acetaminophen. Ask your doctor or pharmacist how much acetaminophen is safe to take.
Do not use with any other drug containing acetaminophen without asking your doctor or pharmacist first. Check the labels on all your medicines to see if they contain acetaminophen, and ask your pharmacist if you are unsure.
Get medical help right away if you take too much acetaminophen overdose , even if you feel well. Daily alcohol use, especially when combined with acetaminophen, may damage your liver. Avoid alcohol. This combination medication is used to temporarily treat cough, chest congestion, fever, body aches, and stuffy nose symptoms caused by the common cold, flu, or other breathing illnesses e.
Guaifenesin is an expectorant that helps to thin and loosen mucus in the lungs, making it easier to cough up the mucus. Dextromethorphan is a cough suppressant that affects a certain part of the brain cough center , reducing the urge to cough.
Decongestants help to relieve stuffy nose symptoms. This product also contains acetaminophen APAP , a non-aspirin pain reliever and fever reducer. This medication is not usually used for ongoing coughs from smoking, asthma, other long-term breathing problems e. Cough-and-cold products have not been shown to be safe or effective in children younger than 6 years. Therefore, do not use this product to treat cold symptoms in children younger than 6 years unless specifically directed by the doctor.
Ask your doctor or pharmacist for more details about using your product safely. These products do not cure or shorten the length of the common cold and may cause serious side effects. To decrease the risk for serious side effects, carefully follow all dosage directions.
Do not use this product to make a child sleepy. Do not give other cough-and-cold medication that might contain the same or similar ingredients see also Drug Interactions section. If you are using the over-the-counter product, read and follow all directions on the product package before taking this medication.
Take this medication by mouth with or without food, usually every 4 to 6 hours as needed, or as directed by your doctor. Drink plenty of fluids when you use this medication unless otherwise directed by your doctor. The fluid will help loosen the mucus in your lungs. If you are using a liquid form, carefully measure your dose using a medication-measuring device or spoon. Do not use a household spoon because you may not get the correct dose. For some liquid products, you may need to shake the bottle well before each dose.
Check the directions on the product package. The dosage is based on your age, medical condition, and response to treatment. Do not increase your dose or take this medication more often than directed without your doctor's approval. Improper use of this medication abuse may result in serious harm e.
Tell your doctor if your condition persists for more than 5 to 7 days, if it worsens, or if it occurs with rash, persistent headache, or fever lasting more than 3 days. These may be symptoms of a serious medical problem and should be checked by a doctor. Dizziness, drowsiness, headache, nausea, nervousness, or trouble sleeping may occur. If any of these effects persist or worsen, contact your doctor or pharmacist promptly. If your doctor has prescribed this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects.
Many people using this medication do not have serious side effects. A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include:. This is not a complete list of possible side effects.
If you notice other effects not listed above, contact your doctor or pharmacist. If you have this type of reaction, you should never again take any medicine that contains acetaminophen. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. Other drugs may interact with acetaminophen, dextromethorphan, guaifenesin, and pseudoephedrine, including prescription and over-the-counter medicines, vitamins, and herbal products.
Tell each of your health care providers about all medicines you use now and any medicine you start or stop using. Your pharmacist can provide more information about acetaminophen, dextromethorphan, guaifenesin, and pseudoephedrine.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed. Every effort has been made to ensure that the information provided by Cerner Multum, Inc.
Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise.
Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects.
If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist. This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Updated visitor guidelines. You are here Home » acetaminophen, dextromethorphan, guaifenesin, and pseudoephedrine. Top of the page. What is the most important information I should know about this medicine?
What is acetaminophen, dextromethorphan, guaifenesin, and pseudoephedrine? Acetaminophen is a pain reliever and fever reducer. This medicine will not treat a cough that is caused by smoking, asthma, or emphysema. What should I discuss with my healthcare provider before taking this medicine?
How should I take this medicine? Store at room temperature away from moisture and heat. Do not allow liquid medicine to freeze. What happens if I miss a dose? Many multi-symptom medications also contain acetaminophen and should not be taken with Tylenol or generic acetaminophen.
Always read the ingredient label on the medications you are taking. Do not take more than one medication that contains the active ingredient acetaminophen. The U. Food and Drug Administration warns of the danger of accidentally overdosing on acetaminophen when taking multiple OTC cold and flu medications that contain it. An overdose can cause irreparable liver damage and even lead to death. Alternating with acetaminophen is OK as long as you are not taking more than is recommended of each medication in a hour period or with each dose.
There are not as many multi-symptom medications that contain ibuprofen as compared to acetaminophen, but you should always review the labels anyway.
Aspirin should not be combined with other pain relievers unless specifically instructed by a healthcare provider. Pepto-Bismol also contains a derivative of aspirin and should be used with caution if you are taking aspirin.
Medications containing aspirin and salicylates should never be given to a child or teen under age 19 unless specifically instructed by their healthcare provider. When taken during a viral illness, it can cause Reye's syndrome and harm the liver and brain. Naproxen should not be combined with other pain relievers unless specifically directed by your healthcare provider. The active ingredient in Robitussin is dextromethorphan.
How well this medication works is debatable, but it should not be combined with other medications that contain a cough suppressant. Always read the label of every medication you take. Many multi-symptom cold and cough remedies contain guaifenesin—the active ingredient in Mucinex.
There are many others. The CDC warns that OTC cough and cold medicines should not be given to a child younger than 4 years unless directed by their healthcare provider. They can result in serious side effects that can be life-threatening. Consult your healthcare provider about the safety of these products for children age 4 and over. Always look at the active ingredients and do not combine Sudafed with other medications containing phenylephrine, pseudoephedrine, or decongestants. Benadryl should not be combined with other antihistamines unless specifically instructed by your healthcare provider.
Additionally, it should not be combined with topical Benadryl cream. Always look at the active ingredients and do not combine medications that contain diphenhydramine or other antihistamines. In some cases, your healthcare provider may recommend taking multiple antihistamines to treat significant allergic reactions.
Only do this when specifically instructed by your healthcare provider. If you aren't sure what to take, or what can safely be combined, talk to your pharmacist or healthcare provider. If you have chronic medical conditions or you are taking other medications, talk to your pharmacist to be sure there are no interactions or adverse reactions that you need to know about. It is generally not recommended to take multiple over-the-counter pain relievers at the same time.
However, in some cases, your healthcare provider may recommend alternating between acetaminophen and ibuprofen in three-hour intervals. No, you should not take Sudafed with DayQuil. Sudafed pseudoephedrine is a decongestant. DayQuil contains phenylephrine, which is also a decongestant. You should not combine pseudoephedrine with phenylephrine or other decongestants.
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