Antibiotics:  tetracyclines, such as doxycycline, minocycline, and tetracycline (all available in many brands); fluoroquinolones, such as ciprofloxacin (Cipro) and levofloxacin (Levaquin); sulfonamides, such as sulfamethoxazole/trimethoprim (Bactrim, Septra)

Diuretics:  furosemide (Lasix), hydrochlorothiazide (Esidrix, Hydrodiuril)

Calcium-channel blockers:  diltiazem (Cardizem, Dilacor XR), nifedipine (Adalat, Afeditab)

Acne treatments:  isotretinoin (Absorica, Accutane)

Over-the-counter antihistamine:  diphenhydramine (Benadryl)

Over-the-counter non-steroidal anti-inflammatory drugs (NSAIDs):  ibuprofen (Advil), naproxen (Aleve)

Herbal supplement:  St. John’s wort

List taken from Harvard Health On-line.