PermapenActive Ingredient(s): Penicillin G Benzathine
FDA Approved: * December 16, 1952
Pharm Company: * PFIZER
Penicillins (P, PCN or PEN) are a group of antibiotics originally obtained from Penicillium moulds, principally P. chrysogenum and P. rubens. Most penicillins in clinical use are chemically synthesised from naturally-produced penicillins. A number of natural penicillins have been discovered, but only two purified compounds are in clinical use: penicillin G (intramuscular or intravenous use) and penicillin V (given by mouth). Penicillins were among the first medications to be effective against... [wikipedia]* May have multiple approval dates, manufacturers, or labelers.