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Articles
Two new tetracyclines
Abstract
The established tetracyclines are chlortetracycline (Aureomycin - Lederle), oxytetracycline (Terramycin - Pfizer), tetracycline (Achromycin - Lederle; Tetracyn - Pfizer) and demethylchlortetracycline (Ledermycin - Lederle). Recently two new ones have been introduced, lymecycline (Tetralysal - Carlo Erba), and methacycline (Rondomycin - Harvey Pharmaceuticals).