Naltrexone for Alcoholism

FDA-approved medication for Alcohol Use Disorders

Brand Name:  ReVia. Vivitrol (injection).

Generic Name: Naltrexone \nal-ˈtrek-ˌsōn\

Pharmacology:  Naltrexone blocks opioid receptors, preventing opiate medications, heroin, and endorphins from having effects.  

Contraindications:  Liver disease.  Recent use of opiates.

Dosage Forms:  50 mg tablet.

Dosing:  25 mg for two days and then 50 mg thereafter as tolerated.

Maximum Dose:  100 mg daily.

Habit Forming:  No

Pregnancy:  Risk Category C (animal studies do not show adverse effects, but no controlled studies in humans).

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