Antibiotic Drug & API Directory
190 molecules · Browse by antibiotic class, pharmacopeia standard or search by name / CAS number
Primaquine Phosphate
CAS 63-45-6
Antimalarial (8-Aminoquinoline, Tissue Schizonticide)
Procaine Benzylpenicillin
CAS 54-35-3
Intermediate-Acting Depot Penicillin (Beta-Lactam)
Protionamide
CAS 14222-60-7
Antitubercular (Thioamide, Second-Line)
Prulifloxacin
CAS 123447-62-1
Fluoroquinolone Antibacterial (Prodrug)
Pyrazinamide
CAS 98-96-4
Antitubercular (Nicotinamide Analogue)
Pyrimethamine
CAS 58-14-0
Antimalarial / Antiprotozoal (Dihydrofolate Reductase Inhibitor)
Quinine Sulfate
CAS 6119-70-6
Antimalarial (Cinchona Alkaloid)
Remdesivir
CAS 1809249-37-3
Antiviral (Broad-Spectrum RNA Polymerase Inhibitor)
Rifabutin
CAS 72559-06-9
Antitubercular / Antimycobacterial (Rifamycin, Ansamycin)
Rifampicin
CAS 13292-46-1
Rifamycin antibiotic — cornerstone of anti-tuberculosis therapy
Rifapentine
CAS 61379-65-5
Antitubercular (Long-Acting Rifamycin)
Ritonavir
CAS 155213-67-5
HIV Protease Inhibitor / Pharmacokinetic Enhancer
Roxithromycin
CAS 80214-83-1
Macrolide Antibacterial
Secnidazole
CAS 3366-95-8
Long-acting nitroimidazole antiprotozoal
Sertaconazole Nitrate
CAS 99592-39-9
Imidazole antifungal — topical, benzothiophene-substituted
Sofosbuvir
CAS 1190307-88-0
Antiviral (HCV NS5B Polymerase Inhibitor)
Sparfloxacin
CAS 110871-86-8
Fluoroquinolone Antibacterial
Spectinomycin Hydrochloride
CAS 21736-83-4
Aminocyclitol Antibacterial
Spiramycin
CAS 8025-81-8
Macrolide Antibacterial / Antiprotozoal
Streptomycin Sulfate
CAS 3810-74-0
Antitubercular / Aminoglycoside Antibiotic
Sulbactam Sodium
CAS 69388-84-7
Beta-Lactamase Inhibitor (Penicillanic Acid Sulfone)
Sulfacetamide Sodium
CAS 127-56-0
Topical and ophthalmic sulfonamide antibacterial
Sulfadiazine
CAS 68-35-9
Sulfonamide antibacterial and antiprotozoal
Sulfadoxine
CAS 2447-57-6
Antimalarial / Long-Acting Sulfonamide (Antifolate)