Ondansetron — sold under the brand name Zofran and produced as an inexpensive generic by dozens of manufacturers worldwide — is the world’s most widely used prescription antiemetic. It is…
Loperamide — best known under the brand name Imodium — is the most widely used over-the-counter medication for acute diarrhea worldwide. It slows intestinal movement, reduces fluid loss, and lets…
Spironolactone is a potassium-sparing diuretic that has become one of the most valuable prescription treatments for hormonal acne, female pattern hair loss, and polycystic ovary syndrome (PCOS). Originally approved for…
Cephalexin (brand name Keflex) is one of the most widely prescribed first-generation cephalosporin antibiotics in the world. It is used to treat a broad range of common bacterial infections, including…
What Is Tretinoin and How Does It Work? Tretinoin, known by its original brand name Retin-A, is the acid form of vitamin A (all-trans retinoic acid) and the most extensively…
What Is Nitrofurantoin and How Does It Work? Nitrofurantoin, best known by its brand name Macrobid in the United States and Furadantin in other markets, is a urinary antiseptic that…
