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Are peptides legal in Hong Kong?
Peptides are legal in Hong Kong only as registered prescription medicines dispensed by a pharmacist on a doctor's order; unregistered or research-grade peptides such as BPC-157 and TB-500 cannot be lawfully sold or imported for human use, and doing so is a criminal offence.
Legal status overview
Peptides in Hong Kong are restricted: those that qualify as medicines are prescription-only and must be registered before sale, while unapproved research peptides may not be lawfully sold or imported. Medicines are regulated by the Department of Health's Drug Office and the Pharmacy and Poisons Board under the Pharmacy and Poisons Ordinance (Cap. 138), which classifies many injectable peptides (e.g. GLP-1 weight-loss drugs) as Part 1 poisons requiring a doctor's supervision and pharmacist dispensing. Illegal sale, possession or import of unregistered pharmaceutical products or Part 1 poisons carries criminal penalties enforced jointly by the Department of Health and Hong Kong Customs.
Key points
- In Hong Kong, all pharmaceutical products (medicines) must be registered with the Pharmacy and Poisons Board before they can be sold, distributed or possessed for sale, under the Pharmacy and Poisons Ordinance (Cap. 138). [1]
- The Department of Health of Hong Kong is responsible for overseeing the safety, efficacy and quality of all Western medicines, which are regulated under the Pharmacy and Poisons Ordinance (Cap. 138). [2]
- Under the Pharmacy and Poisons Ordinance, prescription medicines are classified as Part 1 Poisons that require a prescription and must be dispensed by a licensed pharmacist, so peptide drugs falling into this class cannot be sold over the counter in Hong Kong. [3]
- Injectable weight-loss peptides such as tirzepatide are classified as Part 1 poisons in Hong Kong and must only be used under a doctor's supervision and dispensed by a registered pharmacist. [4]
- Medicines carried in a passenger's personal baggage in a reasonable quantity for personal use may be exempted from the import licensing requirement in Hong Kong, but items classed as Part 1 poisons, antibiotics or dangerous drugs remain subject to control under Cap. 138, Cap. 137 and Cap. 134. [5]
- Illegal sale or possession of unregistered pharmaceutical products or Part 1 poisons is a criminal offence in Hong Kong, with a maximum penalty of a HK100,000 fine and two years' imprisonment for each offence. [6]
- Importing or exporting a pharmaceutical product without the relevant licence in Hong Kong carries a maximum penalty of a HK500,000 fine and two years' imprisonment. [7]
- The Department of Health and Hong Kong Customs have carried out repeated joint enforcement operations in 2026 arresting people for illegally selling and importing controlled anti-obesity (GLP-1 class) injections online, showing active criminal enforcement against unlicensed peptide sales. [8]
Compound-by-compound status
| BPC-157 | BPC-157 is not a registered medicine in Hong Kong, so as an unregistered pharmaceutical product it cannot be lawfully sold, distributed or possessed for sale for human use under the Pharmacy and Poisons Ordinance; no Hong Kong source specifically naming BPC-157 was found, so this reflects application of the general registration framework rather than a compound-specific ruling. [1] |
|---|---|
| Semaglutide / tirzepatide (GLP-1 weight-loss peptides) | GLP-1 anti-obesity injections such as tirzepatide are treated as Part 1 poisons in Hong Kong and are prescription-only, requiring a doctor's supervision and dispensing by a registered pharmacist, with illegal online sellers actively arrested and prosecuted. [4] |
| TB-500 (thymosin beta-4) | TB-500 is not a registered pharmaceutical product in Hong Kong and therefore cannot be lawfully sold or imported for human use as an unregistered medicine; no Hong Kong source specifically naming TB-500 was located, so this is inferred from the general Cap. 138 registration requirement. [1] |
| Human growth hormone (somatropin/HGH) | Human growth hormone is regulated as a prescription pharmaceutical product in Hong Kong that must be registered and prescribed by a doctor; no Hong Kong source specifically naming somatropin was found in this research, so its exact poison classification is stated with that caveat. (no source found) |
Frequently asked questions
Can I buy peptides in Hong Kong without a prescription?
No. In Hong Kong peptide medicines such as GLP-1 weight-loss injections are Part 1 poisons that require a doctor's prescription and pharmacist dispensing, and selling unregistered peptides or Part 1 poisons without authorisation is a criminal offence. [4]
Can I bring peptides into Hong Kong for personal use?
You may carry medicines in your personal baggage in a reasonable quantity for personal use without an import licence in Hong Kong, but Part 1 poisons, antibiotics and dangerous drugs remain controlled, and unregistered research peptides can still be seized and lead to prosecution. [5]
What are the penalties for selling peptides illegally in Hong Kong?
Illegal sale or possession of unregistered pharmaceutical products or Part 1 poisons in Hong Kong can bring a maximum penalty of a HK100,000 fine and two years' imprisonment per offence, while illegal import or export without a licence can bring a fine of up to HK500,000 and two years' imprisonment. [6]
Is BPC-157 legal in Hong Kong?
BPC-157 is not a registered medicine in Hong Kong, so it cannot be lawfully sold, distributed or imported for human use; because all pharmaceutical products must be registered before sale, an unregistered peptide like BPC-157 falls outside legal supply channels. [1]
Are weight-loss peptides like Ozempic® or Mounjaro® controlled in Hong Kong?
Yes. Anti-obesity GLP-1 injections are controlled Part 1 poisons in Hong Kong that must be prescribed by a doctor and dispensed by a pharmacist, and in 2026 the Department of Health and Customs ran joint operations arresting people for illegally selling and importing them online. [8]
Sources
- Drug Office, Department of Health - General Knowledge on Medicine Registration (retrieved 2026-09-22)
- Drug Office, Department of Health - Introduction to Drug Regulatory System in Hong Kong (retrieved 2026-09-22)
- Aoxya - A Complete Guide to Pharmaceutical Product Registration in Hong Kong (retrieved 2026-09-22)
- South China Morning Post - Hong Kong woman, 30, arrested over illegal sale of slimming injection (retrieved 2026-09-22)
- Hong Kong Customs and Excise Department - Press Release (detection of suspected medicines) (retrieved 2026-09-22)
- Department of Health / info.gov.hk - DH cracks down on illegal online sale of controlled anti-obesity medicine (retrieved 2026-09-22)
- info.gov.hk - LCQ12: Combating the illegal sale of controlled anti-obesity drugs (retrieved 2026-09-22)
- info.gov.hk - DH and Hong Kong Customs carry out joint operation to crack down on illegal online sale and illegal import of controlled anti-obesity injection (retrieved 2026-09-22)
Last researched: 2026-09-22.