vivitrol shot dosage
VIVITROL must be administered by a health care professional. The recommended dose of VIVITROL is 380 mg delivered intramuscularly every 4 weeks or once a month. The injection should be administered by a health care professional as an intramuscular (IM) gluteal injection, alternating buttocks, using the carton components provided (see HOW SUPPLIED). VIVITROL must not be administered intravenously.