Penicillin G Sodium for Injection Rx
Generic Name and Formulations:
Penicillin G sodium 5million Units/mL; pwd for IM inj or continuous IV drip after reconstitution; contains sodium 1.68mEq per million Units.
Indications for Penicillin G Sodium for Injection:
Susceptible severe infections where rapid and high penicillin levels are required (see literature).
Adults and Children:
Bacteremia, pneumonia, endocarditis, pericarditis, empyema, meningitis, other severe infections (due to streptococci, pneumococci, staphylococci): minimum of 5million Units per day. Syphilis: dosage and duration determined by age of patient and stage of disease. Gonorrheal endocarditis and arthritis: minimum 5million Units per day. Meningococcal meningitis: 1–2million Units IM every 2 hours, or continuous IV drip of 20–30million Units/day. Actinomycosis: 1–6million Units/day for cervicofacial cases; 10–20million Units/day for thoracic and abdominal disease. Clostridial infections: 20million Units/day as adjunctive therapy to antitoxin. Fusospirochetal infections: 5–10million Units/day. Rat-bite fever: 12–15million Units/day for 3–4 weeks. Listeria infections: Neonates: 500,000–1million Units/day. Adults with meningitis: 15–20million Units/day for 2 weeks. Adults with endocarditis: 15–20million Units/day for 4 weeks. Pasteurella infections: Bacteremia and meningitis: 4–6million Units/day for 2 weeks. Ersipeloid endocarditis: 2–20million Units/day for 4–6 weeks. Gram-negative bacteremia: 20–80million Units/day. Diphtheria (carrier state): 300,000–400,000 Units/day in divided doses for 10–12 days. Anthrax: a minimum of 5million Units/day in divided doses until cure is effected.
Cephalosporin, imipenem, or other allergy: not recommended. Asthma. Electrolyte imbalance possible with rapid IV infusion; infuse slowly and monitor electrolytes frequently. Sodium-restricted. Monitor renal, hepatic and hematopoietic function with long-term therapy. Newborns. Infants. Pregnancy (Cat.B). Nursing mothers.
Bacteriostatic antibiotics (eg, erythromycin, tetracycline) may diminish bactericidal effects. Potentiated by probenecid. May cause positive Coombs test, false positive reactions to Clinitest, Benedict's solution or Fehling's solution.
Rash, drug fever, serum sickness, anaphylaxis, blood dyscrasias, neuropathy, nephropathy, inj site reactions.
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