Generic name: naltrexone
Dosage form: injection
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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.
If a patient misses a dose, he/she should be instructed to receive the next dose as soon as possible.
Pretreatment with oral naltrexone is not required before using VIVITROL.
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