Nyquil Cold & Flu
Generic name:
Pharmacist-reviewed drug information from the RxWiki encyclopedia.
Overview
Nyquil Cold & Flu is an over the counter medication used to treat headache, fever, sore throat, sneezing, runny nose and cough in adults and children 12 years and older.
Nyquil Cold & Flu contains 3 ingredients: doxylamine, acetaminophen, and dextromethorphan.
Doxylamine belongs to a group of drugs called antihistamines. These work by blocking the action of histamine, a substance in the body that causes allergic symptoms.
Acetaminophen belongs to a group of drugs called analgesics. These work by changing the way the body senses pain and cooling the body.
Dextromethorphan belongs to a group of drugs called cough suppressants. These work by decreasing activity in the part of the brain that causes coughing.
This medication comes in a solution form and is taken every 6 hours as needed.
Common side effects of Nyquil Cold & flu include dizziness, lightheadedness and drowsiness.
All information on this site is provided “as-is” for informational purposes only and is not a substitute for medical advice or treatment. You should consult with a medical professional if you have any questions about your health.