Drug interactions between Biaxin and NyQuil
This is a real world study of Biaxin and NyQuil drug interactions. The study is created by eHealthMe based on 11 reports from FDA.
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What are the drugs
Biaxin has active ingredients of clarithromycin. It is used in sinusitis, infection, bronchitis, otitis, bronchial infection, lyme disease.
Nyquil has active ingredients of acetaminophen; dextromethorphan; doxylamine; pseudoephedrine. It is used in herpes labialis (oral herpes simplex), the flu, common cold, cough, insomnia, nasal discharge.
On May, 2, 2013: 11 people who reported to have interactions when taking NyQuil, Biaxin are studied

Drug combinations in study:
- NyQuil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine)
- Biaxin (clarithromycin)
Most common interactions experienced by people in the use of NyQuil, Biaxin:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Drug Interaction | 6 |
| 2 | Cardiac Failure | 6 |
| 3 | Serotonin Syndrome | 6 |
| 4 | Acute Pulmonary Oedema | 5 |
| 5 | Toxicity To Various Agents | 4 |
| 6 | Dehydration | 2 |
| 7 | Mucous Membrane Disorder Nos | 2 |
| 8 | Accidental Poisoning | 2 |
| 9 | Dry Eye Nec | 2 |
| 10 | Thirst | 2 |
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Most common interactions experienced by people in long term use of NyQuil, Biaxin:
(click on each outcome to view in-depth analysis, incl. how people recovered)| None. |
Top conditions involved for these people * :
- Cough
- Bronchitis
- Bipolar disorder
- Sinusitis
- Gastrooesophageal reflux disease
Top co-used drugs for these people * :
- Prozac
- Benylin dm
- Wellbutrin
- Restoril
- Zyprexa
* Approximation only. Some reports may have incomplete information.
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Side effects in real world:
On eHealthMe, Biaxin (clarithromycin) is often used to treat sinusitis. Nyquil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine) is often used to treat herpes labialis (oral herpes simplex). Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.
What is the drug used for and how effective is it:
Other drugs that are used to treat the same conditions:
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NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.
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You may report adverse side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).
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