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Ozempic

Semaglutide · also sold as Ozempic / Wegovy

A GLP-1 therapy for type-2 diabetes and, as Wegovy, chronic weight management.

GLP-1 receptor agonist ↗ Not in shortage
Generic name
Semaglutide
Brand names
Ozempic / Wegovy
Route
Subcutaneous
Marketed by
Novo Nordisk
FDA pharmacologic class
GLP-1 Receptor Agonist; Glucagon-like Peptide-1 (GLP-1) Agonists
First FDA approval
5 Dec 2017

Where Semaglutide is approved

All regulators →

Of the three regulators tracked here, the first to approve Semaglutide was the US, on 5 Dec 2017. It is approved in 3 of the 3 regulators tracked here.

USUnited States (FDA)
5 Dec 2017
Ozempic
NDA209637 on Drugs@FDA
First original NDA/BLA approval
EUEuropean Union (EMA)
8 Feb 2018
Ozempic
EMA product page
First centralised authorisation
CACanada (Health Canada)
4 Jan 2018
Ozempic
Notice of Compliance 20302
First new-drug NOC

From the regulators' own registers: FDA Drugs@FDA, the EMA medicines list and Health Canada's Notice of Compliance database. Dates are the first listed approval of a product containing only this substance; combination products and nationally authorised EU medicines are not counted.

Semaglutide patents and exclusivity

Expiry tracker →

Protections still running for marketed products containing Semaglutide, as listed by the regulators. Expired patents and exclusivities, and discontinued products, are not shown.

US FDA Orange Book Ozempic, Wegovy, Wegovy Flextouch
  • 30 listed patents; the last listed expires 17 Feb 2041 (US 11318191).
  • Latest patent on the drug substance itself: 2 May 2034 (US 10278923).
  • Exclusivity NS: New strength, until 19 Mar 2029.
  • Exclusivity NP: New product, until 22 Dec 2028.
  • Exclusivity I-976: New indication: to reduce the risk of major adverse cardiovascular events (cardiovascular death, non-fatal myocardial infarction or non-fat…, until 17 Oct 2028.
  • Exclusivity I-973: New indication: treatment of noncirrhotic metabolic dysfunction-associated steatohepatitis (MASH), formerly known as nonalcoholic steatohep…, until 15 Aug 2028.
  • Exclusivity I-961: New indication: to reduce the risk of sustained estimated glomerular filtration rate (EGFR) decline, end-stage kidney disease, and cardiova…, until 28 Jan 2028.
  • Exclusivity I-935: New indication: in combination with a reduced calorie diet and increased physical activity to reduce the risk of major adverse cardiovascul…, until 8 Mar 2027.
See the Orange Book listing for NDA 209637
Patents and exclusivities above are pooled across 4 applications for this substance.

Reproduced from the FDA Orange Book and Purple Book (checked 5 Oct 2026) and the European Commission's Union Register of medicinal products (CC BY 4.0; the EU expiry date is calculated exactly as the Commission's register displays it). Listed patents and dates are as submitted to or published by the regulator and may not reflect litigation, invalidation, settlements, lapsed fees or later extensions. This is not legal advice or a freedom-to-operate opinion, and it does not say when a generic or biosimilar will launch.

What health systems spend on Semaglutide

All medicines →
ENNHS England
£139.2m
1,598,318 items dispensed, Aug 2025 to Jul 2026
-3% on the previous 12 months
Net ingredient cost, community prescriptions
USUS Medicaid
$6.50bn
5,892,661 prescriptions in 2025 · Ozempic, Wegovy, Rybelsus
+30% on 2024
Amount Medicaid reimbursed, before rebates

From NHSBSA Prescription Cost Analysis (Open Government Licence v3.0) and CMS State Drug Utilization Data. Both are gross amounts: neither system publishes its discounts or rebates per drug. Products combining several substances are not counted here.

How Semaglutide works

All drug targets →
  • Glucagon-like peptide 1 receptor agonist Agonist
    Target: GLP1R glucagon like peptide 1 receptor
    ✓ In ChEMBL and the Guide to Pharmacology
Diseases it has been tested for in clinical trials, by furthest phase
  • Alzheimer diseasePhase 3
  • HyperglycemiaPhase 3
  • Increased body weightPhase 3
  • Klinefelter syndromePhase 3
  • AlbuminuriaPhase 3
  • Atrial fibrillationPhase 3
  • Chronic kidney diseasePhase 3
  • Coronary atherosclerosisPhase 3
  • DementiaPhase 3
  • Diabetic retinopathyPhase 3
49 diseases in all

Mechanisms and diseases from ChEMBL via the Open Targets Platform (release 26.09), ChEMBL record CHEMBL2108724, CC BY-SA 3.0. Targets checked against the IUPHAR/BPS Guide to PHARMACOLOGY (2026.3), ligand 9724, CC BY-SA 4.0. Trial phases are not approvals: approved uses are shown from the regulators' own records where we hold them.

NICE appraisals of Semaglutide

All NICE appraisals →

NICE, which decides whether the NHS in England should fund new medicines, has published 3 technology appraisals of Semaglutide. 3 are current, and 2 of these recommend it for at least some patients.

AppraisalNICE recommendationPublishedStatus
Semaglutide for reducing the risk of major adverse cardiovascular events in people with cardiovascular disease and overweight or obesity
NICE TA1152
Recommended7 May 2026Current
Semaglutide for managing overweight and obesity in young people aged 12 to 17 years (terminated appraisal)
NICE TA910
Terminated (no company submission)13 Jul 2023Current
Semaglutide for managing overweight and obesity
NICE TA875
Optimised8 Mar 2023
Updated 4 Sep 2023
Current

NICE decisions apply to the NHS in England. In Ireland the HSE decides on reimbursement, advised by the National Centre for Pharmacoeconomics. Titles, categories and dates link to the guidance on nice.org.uk. © NICE 2026 technology appraisal guidance. Available from www.nice.org.uk/guidance. All rights reserved. Subject to Notice of rights. NICE guidance is prepared for the National Health Service in England. All NICE guidance is subject to regular review and may be updated or withdrawn. NICE accepts no responsibility for the use of its content in this product/publication.

Patient leaflets for Semaglutide

The package leaflet is the official guide for patients that comes with every medicine. These links go to the regulators that publish it.

  • IE
    Ireland: 33 products on the HPRA list
    Each product record links to the HPRA, which publishes the leaflet and SmPC.
  • EU
    European Union: Kayshild, Ozempic, Rybelsus, Wegovy
    EMA product information: package leaflet and summary of product characteristics in every EU language.
  • UK
    United Kingdom: Search MHRA Products
    Patient information leaflets and SmPCs for UK-licensed products.
  • US
    United States: Search DailyMed
    FDA-approved labels, including patient and medication guides.

Leaflets differ between brands and countries; always read the one that comes with your own medicine. This is regulatory information, not medical advice.

What Ozempic is used for

OZEMPIC is indicated: • as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus. • to reduce the risk of major adverse cardiovascular events (cardiovascular death, non-fatal myocardial infarction or non-fatal stroke) in adults with type 2 diabetes mellitus and established cardiovascular disease. • to reduce the risk of sustained eGFR decline, end-stage kidney disease, and cardiovascular death in adults with type 2 diabetes mellitus and chronic kidney disease. OZEMPIC is a glucagon-like peptide 1 (GLP-1) receptor agonist indicated: • as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus. ( 1 ) • to reduce the risk of major adverse cardiovascular events in adults with type 2 diabetes mellitus and established cardiovascular disease. ( 1 ) • to reduce the risk of sustained eGFR decline, end-stage…

How it works

12.1 Mechanism of Action Semaglutide is a GLP-1 analogue with 94% sequence homology to human GLP-1. Semaglutide acts as a GLP-1 receptor agonist that selectively binds to and activates the GLP-1 receptor, the target for native GLP-1. GLP-1 is a physiological hormone that has multiple actions on glucose, mediated by the GLP-1 receptors. The principal mechanism of protraction resulting in the long half-life of semaglutide is albumin binding, which results in decreased renal clearance and protection from metabolic degradation. Furthermore, semaglutide is stabilized against degradation by the DPP-4 enzyme. Semaglutide reduces blood glucose through a mechanism where it stimulates insulin secreti…

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How this page is built

The facts on this page are pulled directly from official U.S. FDA datasets — they are not written from memory. Each field below names the dataset it came from, so you can check it yourself.

Plain-English summaries and drug-class explainers are written and reviewed by Sreepriya Prasannan (MSc Digital Transformation of Life Sciences (Innopharma Education / Griffith College); MSc & BSc Botany). Data is retrieved automatically from the sources above and cross-checked with AI-assisted verification (Anthropic's Claude) — brand and generic names are matched against the exact FDA product record so that a combination product or a different formulation cannot be mistaken for the drug on this page. An editor reviews the result before publication. We describe this in full in our editorial standards and corrections policy. The FDA data on this page was last retrieved on 9 Oct 2026. How every register is built: methodology · fixes we have made: corrections log.

Please verify before you rely on this. This page is general information for life-science and pharmaceutical professionals. It is not medical advice, and it has not been reviewed by a clinician — our editorial team holds life-science qualifications, not clinical ones. It is not exhaustive and may not reflect the most recent label change. Always check the official prescribing information (US Prescribing Information or EU SmPC) and speak to your doctor or pharmacist before acting on anything here. Drugs in the same class are not automatically interchangeable, and approvals, brand names and indications differ between the US, the EU/Ireland (EMA/HPRA) and other regions. Spotted an error? Tell us — we correct promptly and log it.