VIVITROL

NDC 65757-300 · Alkermes, Inc.

Generic namenaltrexone

Dosage formKIT

Marketing categoryNDA

Packages

65757-300-01 — 1 KIT in 1 CARTON (65757-300-01) * 4 mL in 1 VIAL, GLASS (65757-302-02) * 4 mL in 1 VIAL, GLASS (65757-304-03)

Billed under HCPCS

J2315 — Injection, naltrexone, depot form, 1 mg Medicare Part B payment limit (ASP + 6%): $4.54

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.

Read from: FDA National Drug Code Directory, product.txt and package.txt (accessdata.fda.gov/cder/ndctext.zip) — Snapshot retrieved 2026-08-24, loaded 2026-08-24; CMS Medicare Part B Drug Average Sales Price (ASP) Pricing Files (cms.gov/medicare/payment/part-b-drugs/asp-pricing-files) -- the NDC-HCPCS crosswalk and Part B payment limit files — 2026 Q4 (October 2026 release). All data sources · How to read the labels

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources