Naloxone Hydrochloride pharmaceutical API powder — CAS 357-08-4 — WHO-GMP manufacturer Longshine Boi-Tech, Pune, India
Human APIs

Naloxone Hydrochloride

CAS Registry Number: 357-08-4

Naloxone Hydrochloride is a synthetic pure mu-opioid receptor antagonist with negligible intrinsic activity — the reference agent for reversal of opioid overdose (respiratory depression) and diagnosis of opioid dependence. Manufactured to U

Product information

Naloxone Hydrochloride is a synthetic pure mu-opioid receptor antagonist with negligible intrinsic activity — the reference agent for reversal of opioid overdose (respiratory depression) and diagnosis of opioid dependence. Manufactured to USP and Ph. Eur. monograph specifications as the dihydrate form (CAS 51481-60-8 for the dihydrate, 357-08-4 for the anhydrous). Not a controlled substance in the US (removed from CSA scheduling) — actively deployed as OTC nasal spray in many jurisdictions to expand overdose-reversal access.

Product specifications

CAS Registry Number
357-08-4
Therapeutic Category
Human APIs
API Technology
Synthetic / Semi-synthetic (per molecule)
Development Status
Commercial — stocked
Manufacturer
Longshine Boi-Tech Pvt. Ltd.
Facility
Pune, Maharashtra, India 411001

Regulatory filings & documentation

We maintain regulatory dossiers in the following jurisdictions for Naloxone Hydrochloride-relevant molecules. Letter of Authorization (LoA) and CEP / DMF / ASMF references are issued at no charge to qualified buyers.

US FDA DMF (Type II)
EDQM CEP (where applicable)
Brazil ANVISA
Canada Health Canada
Japan PMDA
Korea MFDS
GCC SFDA
EU CEP
WHO-GMP & ISO 9001:2015 certified. US FDA Drug Master File available. EDQM CEP supplied for EU procurement. Pharmacopoeial release against USP, Ph. Eur., IP, JP. CoA on every batch. First-shipment lead time 7-10 business days for stocked APIs.
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Frequently asked questions about Naloxone Hydrochloride

What is Naloxone Hydrochloride used for?

Naloxone Hydrochloride is supplied as a pharmaceutical-grade human apis for use by regulated pharmaceutical manufacturers, contract development and manufacturing organisations (CDMOs), and research institutions. Buyers using Naloxone Hydrochloride typically reference it under CAS Registry Number 357-08-4.

What quality and regulatory standards does Longshine Boi-Tech's Naloxone Hydrochloride meet?

Our Naloxone Hydrochloride is manufactured under WHO-GMP and ISO 9001:2015 conditions in Pune, India. Per-batch Certificate of Analysis (CoA) is released against USP / Ph. Eur. / IP / JP specifications depending on destination market. We hold US FDA Drug Master File and EDQM Certificate of Suitability dossiers for the molecules where regulatory recognition is required; Letter of Authorization (LoA) is issued at no charge to qualified buyers.

How do I request a quote, sample, or proforma invoice for Naloxone Hydrochloride?

Quote requests for Naloxone Hydrochloride are turned around within 24 business hours (IST, Pune). Bulk APIs typically ship within 7-10 business days of confirmed PO; air freight to North America and Europe runs 4-5 days door-to-door. Sample agreements are signed before shipping QC-grade material to your formulation laboratory.

Which countries does Longshine Boi-Tech supply Naloxone Hydrochloride to?

We export Naloxone Hydrochloride to 50+ countries including the United States, Canada, Mexico, Brazil, the European Union, the United Kingdom, Japan, Australia, South Korea, the GCC and across South-East Asia. All regulatory documents (DMF / CEP / LoA) and shipping incoterms (EXW, FCA, CIP, DAP, DDP) are negotiated per buyer.

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Related categories & resources

Browse the full Human APIs catalogue or all 560+ products. Reference documents: certifications portfolio · quality system · FDA DMF buyer guide · EU CEP supplier guide · complete product index.