Medications and Drugs
Brand Names: Comtrex Deep Chest Cold, Theraflu Flu & Chest Congestion
Generic Name: acetaminophen and guaifenesin (Pronunciation: a SEET a MIN oh fen and gwye FEN a sin)
What is acetaminophen and guaifenesin (Comtrex Deep Chest Cold, Theraflu Flu & Chest Congestion)?
Acetaminophen and guaifenesin is a combination medicine used to treat headache, aches and pains, fever, and chest congestion caused by common cold or flu. It also loosens phlegm (mucus) in your chest to help you breathe more easily.
Acetaminophen and guaifenesin may also be used for purposes not listed in this medication guide.
What are the possible side effects of acetaminophen and guaifenesin (Comtrex Deep Chest Cold, Theraflu Flu & Chest Congestion)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using the medicine and call your doctor at once if you have:
Common side effects may include:
Less serious side effects are more likely, and you may have none at all.
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.
What is the most important information I should know about acetaminophen and guaifenesin (Comtrex Deep Chest Cold, Theraflu Flu & Chest Congestion)?
Ask a doctor before taking medicine that contains acetaminophen if you have ever had liver disease, or if you drink more than 3 alcoholic beverages per day.
Do not use cough or cold medicine if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include furazolidone, isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.
Do not take more of this medication than is recommended. An overdose of acetaminophen can damage your liver or cause death.
Ask a doctor or pharmacist before using any other cold, allergy, pain, or sleep medication. Acetaminophen (sometimes abbreviated as APAP) is contained in many combination medicines. Taking certain products together can cause you to get too much acetaminophen which can lead to a fatal overdose. Check the label to see if a medicine contains acetaminophen or APAP.
Avoid drinking alcohol. It may increase your risk of liver damage while taking acetaminophen.
Always ask a doctor before giving a cough or cold medicine to a child. Death can occur from the misuse of cough and cold medicines in very young children.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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