Opvee (nalmefene) is a prescription drug used to treat opioid overdose. Opvee can cause side effects that range from mild to serious. Examples include throat irritation, dizziness, and nausea. Keep ...
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.