<chemical> N'-2-pyridylsulfanilamide. Antibacterial, potentially toxic, used to treat certain skin diseases. ... Pharmacological action: anti-infective agents, dermatologic agents. ... Chemical name: Benzenesulfonamide, 4-amino-N-2-pyridinyl- ... (12 Dec 1998) ... Found on http://www.encyclo.co.uk/local/20973