Penicillin G Procaine Injectable Suspension Alternative Method is available in 100-mL, 250-mL and 500-mL multiple-dose vials. Each mL contains: Active Ingredients: Penicillin G Procaine 300,000 units*, Procaine hydrochloride 130.8 mg*. Inactive Ingredients: Methylparaben 1.3 mg, Propylparaben 0.2 mg, Sodium citrate 10 mg, Sodium carboxymethylcellulose 1 mg, Povidone 5 mg, Lecithin 6 mg, Sodium formaldehyde sulfoxylate 0.2 mg, Procaine hydrochloride 20 mg, and Water for injection, q.s.
DIRECTIONS FOR USE: The suspension should be administered by deep intramuscular injection within the fleshy muscles of the hip, rump, round or thigh, or into the neck, changing the site for each injection. Do not inject subcutaneously, into a blood vessel, or near a major nerve. Use a 16 or 18 gauge needle, 1.5 inches long. The needle and syringe should be washed thoroughly before use. The needle and syringe should then be sterilized by placing in boiling water for 15 to 20 minutes. No vial should be entered more than 15 times with a 16 gauge needle or more than 40 times with an 18 gauge needle. The injection site should be washed with soap and water and painted with a germicide such as tincture of iodine or 70% alcohol.