Benzylpenicillin of penicillin allergy. Use during pregnancy is generally safe. It is in the penicillin and β-lactam class of medications. Benzylpenicillin was discovered in 1929 by Alexander Fleming and came into commercial use in 1942. It is on the World Health Organization's List of Essential Medicines, the most effective and safe medicines needed in a health system. The wholesale cost in the developing world is about US$0.24–2.72 per day. In the United States a course of treatment costs $100–200. As an antibiotic, benzylpenicillin is noted to possess effectiveness mainly against Gram-positive organisms. Some Gram-negative organisms such as "Neisseria gonorrhoeae" and "Leptospira
Elmer Valentine Elmer Valentine Elmer Valentine (June 16, 1923 – December 3, 2008) was the co-founder of three famous nightclubs on the Sunset Strip in West Hollywood, California: the Whisky a Go Go, The Roxy Theatre and the Rainbow Bar & Grill. Elmer Valentine was born in Chicago on June 16, 1923. After serving as an Army Air Forces mechanic stationed in England during World War II, he returned to Chicago and joined the Chicago police force. Valentine moved to Los Angeles in 1960, where he became co-owner of P.J.'s, a successful West Hollywood restaurant-nightclub. He sold his interest in P.J.’s three