The sulfonamides and penicillin as of today.
D010406:Penicillins; D000077145:Sulfanilamide; D013424:Sulfanilamides; D013449:Sulfonamides
D010406:Penicillins; D013424:Sulfanilamides; D013449:Sulfonamides; D000077145:Sulfanilamide
PENICILLIN; SULFONAMIDE