Pharmacology of Tetracycline Introduction Tetracycline, sold under the brand name Sumycin among others, is an oral antibiotic in the tetracyclines family of medications, used to treat a number of infections, including acne, cholera, brucellosis, plague, malaria, and syphilis. Common side effects include vomiting, diarrhea, rash, and loss of appetite. Formula : C 22 H 24 N 2 O 8 IUPAC ID : (4S,6S,12aS)-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxonaphthacene-2-carboxamide Molar mass : 444.435 g/mol CAS ID : 60-54-8 Elimination half-life : 8–11 hours, 57–108 hours (kidney impairment) Metabolism : Not metabolized DOSAGES OF TETRACYCLINE Capsule / Tablet 250 mg 500 mg Syrup (extemporaneously prepared) 125mg/5mL 5 mg Dosage Considerations – Should be Given as Follows: Chronic Bronchitis , Acute Exacerbation 500 mg orally every 6 hours Acne 250-50...