Alcohol and medications: what to watch for
Alcohol is a drug too, and it can interact with a surprising number of medicines — sometimes making them stronger, sometimes adding harmful effects. Here's a plain-language overview.
Common risky combinations
- Sedatives, sleep aids, opioids, and some anxiety medicines — alcohol adds to drowsiness and can dangerously slow breathing.
- Acetaminophen (Tylenol) — regular drinking plus acetaminophen raises the risk of liver damage.
- NSAIDs (ibuprofen, naproxen) — alcohol adds stomach-bleeding risk.
- Certain antibiotics (metronidazole, tinidazole) — can cause flushing, nausea, and vomiting.
- Diabetes medicines — alcohol can cause low blood sugar.
- Blood pressure medicines — alcohol can add to dizziness and low pressure.
Check the label: Many medicine labels carry an "avoid alcohol" warning. If you're unsure, ask your pharmacist how much (if any) is okay with your specific medicines.
The takeaway
You don't always have to avoid alcohol entirely, but some combinations genuinely aren't safe. Check your medicines and ask before mixing — especially with anything that makes you sleepy.
Check your own medicines free
See how your prescriptions, supplements, and food may interact — organized by the part of the body they affect.
Open the medication tool →Important: This article is educational and not medical advice. It does not replace your pharmacist or prescriber. Always confirm decisions about your medicines with a qualified professional, and call your local emergency number for emergencies. In the U.S., Poison Control is 1-800-222-1222.