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Naltrexone Hydrochloride bulk supplier for pharma manufacturers

Naltrexone Hydrochloride 50 mg , 380 mg Suppliers & Bulk Manufacturers

Available Forms: Tablets / injection

Available Strengths: 50 mg , 380 mg

Reference Brands: Vivitrol (USA), Nalorex (EU)

Category: Addiction Medicine / Substance Use

Naltrexone Hydrochloride is a Addiction Medicine / Substance Use product available as Tablets / injection in strengths 50 mg , 380 mg. It corresponds to the reference brands Vivitrol (USA), Nalorex (EU). Verified GMP manufacturers and suppliers on PharmaTradz offer it in bulk for import worldwide, with regulatory documentation and dossier support available on request.

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📘 Sourcing Guide

Product Description:

Naltrexone (complete generic name: naltrexone hydrochloride) is a medication widely used in the management of alcohol use disorder and opioid use disorder. It belongs to the class of opioid antagonists and works by blocking opioid receptors in the brain. By doing so, it reduces the euphoric effects and cravings associated with alcohol and opioid use, helping individuals maintain recovery as part of a comprehensive treatment program that includes counseling and behavioral support.

Naltrexone hydrochloride is available in oral tablet form and as an extended-release intramuscular injection. After administration, the medication begins to act within a short period, helping to reduce the rewarding effects of opioids and alcohol. Over time, consistent use under medical supervision can support long-term recovery and reduce the risk of relapse. The injectable formulation is often used for patients who require a long-acting treatment option with once-monthly dosing.

In addition to its approved indications, naltrexone may sometimes be prescribed off-label for certain other addictive or compulsive conditions under the guidance of healthcare professionals. Because it blocks opioid effects, patients must be opioid-free before starting treatment. Naltrexone therapy should always be initiated and monitored by qualified healthcare providers to ensure safe and effective use.

Naltrexone Hydrochloride — third party manufacturing & bulk supply

Naltrexone Hydrochloride 50 mg , 380 mg is available through PharmaTradz for wholesale and bulk supply as well as on a third party (contract) manufacturing basis. Buyers sourcing this product generally take one of three routes:

Wholesale / bulk supply Stock or scheduled supply from an existing manufacturer. The fastest route where the product is already registered in your market.
Third party manufacturing Manufactured to your specification and packed under your own brand and label — suits distributors and brand owners building a portfolio in their market.
Dossier licensing Where a CTD, EU-CTD or ACTD dossier exists it can often be licensed for filing in your name, compressing market entry from years to months.

What to include when you enquire

  • Destination market — determines which manufacturers hold the right site-level approvals
  • First order quantity and estimated annual volume
  • Whether you need a registration dossier or the product is already registered
  • Packaging, labelling and language requirements
  • Incoterms and required shelf life

Manufacturers of Naltrexone Hydrochloride listed on PharmaTradz hold site-level approvals across WHO-GMP, EU-GMP, USFDA, ANVISA and TGA, verified at onboarding. Narcotic drugs and controlled substances are supplied strictly against valid import and export permits issued by the competent authorities.

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Frequently Asked Questions

Naltrexone hydrochloride is used for the treatment of opioid dependence and alcohol dependence. It works by blocking opioid receptors in the brain, preventing the euphoric and sedative effects of opioids and helping reduce cravings. It is commonly prescribed as part of a comprehensive treatment program that includes counseling and behavioral therapy.

Naltrexone products contain the active pharmaceutical ingredient naltrexone hydrochloride, a synthetic opioid antagonist. The formulation may also include standard pharmaceutical excipients such as binders, fillers, and stabilizing agents depending on the dosage form and manufacturer.

Common trade names include ReVia, Depade, Vivitrol, Nalorex, and Adepend along with other country-specific generic brands.

Naltrexone products are manufactured by several pharmaceutical companies globally, including Alkermes for Vivitrol, as well as multiple approved generic manufacturers in the USA, Europe, and other regulated markets.

The generic name is naltrexone hydrochloride.

Examples of brand names include ReVia, Depade, Vivitrol, Nalorex, and Adepend.

Naltrexone hydrochloride products are manufactured in several countries including the United States, United Kingdom, Ireland, and other EU pharmaceutical manufacturing hubs depending on the marketing authorization holder and manufacturer.

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