Permapen Isoject Dosage
Generic name: penicillin G benzathine
Dosage form: Injectable Suspension 1,200,000 units
Medically reviewed on April 13, 2018.
Administer by deep IM injection in the upper outer quadrant of the buttock. In infants and small children, the mid-lateral aspect of the thigh may be preferable. When doses are repeated, vary the injection site (see PRECAUTIONS).
Pediatric Dosage Schedule
In children under 12 years of age, dosage should be adjusted in accordance with the age and weight of the child and the severity of the infection. Under 2 years of age, the dose may be divided between the two buttocks if necessary.
Streptococcal Infections (group A) pharyngitis
A single injection of 900,000 units for older children; l,200,000 units for adults.
Venereal Infections
Prophylaxis
For rheumatic fever and glomerulonephritis.
Following an acute attack, penicillin G benzathine (parenteral) may be given in doses of 1,200,000 units once a month or 600,000 units every 2 weeks.
Parenteral drug products should be visually inspected for particulate matter and discoloration prior to administration, whenever solution and container permit.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about Isoject Permapen (penicillin g benzathine)
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Other brands: Bicillin L-A
