Penicillin G Benzathine

General

• Type: Penicillin, a type of Penicillin G
• Dosage Forms: IM
• Common Trade Names: Bicillin L-A

Adult Dosing

Strep Pharyngitis

• 1.2 million units IM x 1

Syphilis

• Primary, secondary, or latent <1yr
  • 2.4 million units IM x 1
• Latent >1yr or unknown duration, or tertiary
  • 2.4 million units IM qWeek x 3 weeks

Rheumatic Fever Prophylaxis, Secondary

• 1.2 million units IM ever 4 weeks

Special Populations

• Pregnancy:
• Lactation:
• Renal Dosing
  • Adult
  • Pediatric
• Hepatic Dosing
  • Adult
  • Pediatric

Contraindications

• Allergy to class/drug

Pharmacology

• Half-life:
• Metabolism:
• Excretion:
• Mechanism of Action:

See Also

• Penicillin G
• Antibiotics (Main)