Cephalexin is a generic prescription drug that treats infections. Only the oral capsule comes in a brand-name version called Keflex. Cephalexin can cause side effects ranging from mild to serious.

Doxycycline is a generic prescription drug used to treat certain infections and acne. It’s also available as the brand-name drug Acticlate. Doxycycline can cause side effects ranging from mild to ...

This article was reviewed by Kelly Brown MD, MBA. If you’ve just started taking Cialis, don’t be alarmed if you feel a little off. Like other medications for the treatment of (ED), Cialis — and its ...