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3.2
common penicillins
penicillin G | injection, powder for injection | IM, IV | varies by age of patient typical doses range in thousands to millions of units a day in divided doses. |
penicillin V | tablet, solution | oral | pediatric: 25-50 mg/kg/day in divided doses Adult: 125-250 mg every 6-8 hours |
dicloxacillin | capsule | oral | pediatric: 12.5 mg/kg/day in divided doses adult: 125-250 every 6 hours |
nafcillin | injection | IV | 500-1,000 mg every 4 hours |
oxacillin | solution, injection | Oral, IV | PO: pediatrics: 50-100 mg/kg/day in divided doses adult: 500-1,000 mg every 4-6 hours IV: varies by age of patient, typical doses range in hundreds of milligrams a day in divided doses. |
piperacillin | injection | IM, IV | varies depending on route and type of infection treated usually given multiple times a day. |
ticarcillin | injection | IM, IV | varies depending on route, patient age, and type of infection treated. usually given multipple times a day. |
amoxicillin + clavulanate (augmentin) | tablet, chewable tablet, oral suspension | oral | pediatric: 20-45 mg/kg/day in divided doses Adult: 250-500 mg every 8-12 hours |
ampicillin+ sulbactam (unasyn) | injection | IM, IV | pediatric: 300 mg/kg/ day in divided doses adult: 1.5-3 g every 6 hours |
piperacillin + tazobactam (Zosyn) | injection | IV | pediatric: varies by age and weight of patient, usually given multiple time a day adult: 3.375 g every 6 hours |
ticarcillin + clavulanate (timentin) | injection | IV | varies by age of patient typical doses range in hundreds of milligrams a day in divided doses. |
amoxicillin | tablet, chewable tablet, capsule, suspension | oral | pediatric: 20-45 mg/kg/day in divided doses. adult: 250-875 mg taken 2-3 times a day. |
ampicillin | capsule, suspension, injection | oral, IM, IV | PO: 250-500 mg QID IM/IV: varies by age of patient, typical doses range in hundreds of milligrams a day in divided doses |