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Data / Drug companies / Partial Opioid Agonist

Partial Opioid Agonist drugs: 8 drugs from 45 companies in the FDA NDC directory

Partial Opioid Agonist is an FDA established pharmacologic class. The FDA National Drug Code Directory lists 211 products in this class from 45 companies, covering 8 drugs by generic name. The main marketing category is generic drugs (ANDA), and the newest product started marketing on October 15, 2026.

SpecStream is the live web data engine for teams and agents. It reads the National Drug Code Directory that FDA publishes, and this page is that reading. Ask for the companies that make a drug, a class or a dosage form, with their headquarters, website and size added from the web, and new listings and discontinued products arrive in your sheet, CRM, Slack or agent as FDA posts them.

  • 45Companies
  • 211Products
  • 8Drugs by generic name

Drugs in the Partial Opioid Agonist class

Ranked by number of companies that list the drug.

DrugProducts hereCompanies listing it
Buprenorphine7324
Buprenorphine and naloxone6522
Buprenorphine hydrochloride2110
Buprenorphine hcl106
Buprenorphine hydrochloride and naloxone hydrochloride143
Buprenorphine hydrochloride, naloxone hydrochloride41
Buprenorphine sublingual c-iii21
Buprenorphine sublingual11

Companies with the most products in this class

CompanyProductsMain dosage formsMain marketing categoryNewest product started
Bryant Ranch Prepack13tabletGeneric drugs (ANDA)January 22, 2021
Clinical Solutions Wholesale, LLC11tabletGeneric drugs (ANDA)September 1, 2020
Aveva Drug Delivery Systems Inc.9patch, extended release; filmGeneric drugs (ANDA)March 7, 2025
Ingenus Pharmaceuticals, LLC9patch, extended release; filmGeneric drugs (ANDA)November 1, 2023
Redpharm Drug9film; tabletGeneric drugs (ANDA)August 29, 2023
Rhodes Pharmaceuticals LLC9patch; tabletAuthorized generics (NDA)April 13, 2020
Alvogen Inc.8film; patch, extended releaseGeneric drugs (ANDA)May 17, 2022
Camber Pharmaceuticals, Inc.8film, soluble; tabletGeneric drugs (ANDA)May 1, 2026
Remedyrepack Inc.8tabletGeneric drugs (ANDA)February 10, 2026
BioDelivery Sciences International Inc7film, solubleNew drug applications (NDA)October 1, 2017
Braeburn Inc.7injectionNew drug applications (NDA)June 6, 2023
Edenbridge Pharmaceuticals LLC.6tablet, orally disintegratingNew drug applications (NDA)June 12, 2026
Indivior Inc.6film, soluble; solutionNew drug applications (NDA)February 26, 2018
Orexo US, Inc.6tablet, orally disintegratingNew drug applications (NDA)December 11, 2014
Amneal Pharmaceuticals NY LLC5patch, extended releaseGeneric drugs (ANDA)April 20, 2020
Bryant Ranch Prepack5tabletGeneric drugs (ANDA)April 13, 2020
Knoa Pharma LLC5patch, extended releaseNew drug applications (NDA)February 14, 2011
Teva Pharmaceuticals USA, Inc.5patch, extended releaseGeneric drugs (ANDA)December 27, 2021
Unit Dose Solutions, Inc.5tabletGeneric drugs (ANDA)June 30, 2026
Actavis Pharma, Inc.4tabletGeneric drugs (ANDA)February 19, 2015
Advagen Pharma Ltd4tabletGeneric drugs (ANDA)February 1, 2026
American Health Packaging4tabletGeneric drugs (ANDA)March 14, 2022
AvPAK4tabletGeneric drugs (ANDA)March 19, 2024
Bryant Ranch Prepack4tabletGeneric drugs (ANDA)April 13, 2020
Dr. Reddy's Laboratories Inc.4film, solubleGeneric drugs (ANDA)June 14, 2018
Hikma Pharmaceuticals USA Inc.4tabletGeneric drugs (ANDA)June 27, 2014
Major Pharmaceuticals4tabletGeneric drugs (ANDA)June 27, 2014
Mylan Pharmaceuticals Inc.4filmGeneric drugs (ANDA)April 17, 2020
Pai Holdings, LLC DBA Pai Pharma4tabletGeneric drugs (ANDA)October 12, 2023
SpecGx LLC4tabletGeneric drugs (ANDA)January 19, 2026
Sun Pharmaceutical Industries, Inc.4tabletGeneric drugs (ANDA)July 18, 2017
Direct_Rx3tabletGeneric drugs (ANDA)October 15, 2024
A-S Medication Solutions2tabletGeneric drugs (ANDA)October 12, 2023
Accord Healthcare Inc.2tabletGeneric drugs (ANDA)September 1, 2020
Amneal Pharmaceuticals LLC2tabletGeneric drugs (ANDA)February 22, 2013
Ascend Laboratories, LLC2tabletGeneric drugs (ANDA)July 3, 2026
Golden State Medical Supply, Inc.2tabletGeneric drugs (ANDA)June 27, 2014
Lannett Company, Inc.2tabletGeneric drugs (ANDA)September 19, 2016
Asclemed USA, Inc.1tabletGeneric drugs (ANDA)January 22, 2021
Gland Pharma Limited1injectionGeneric drugs (ANDA)October 15, 2026
Hikma Pharmaceuticals USA Inc.1injectionGeneric drugs (ANDA)May 25, 2005
Hospira, Inc.1injection, solutionGeneric drugs (ANDA)June 14, 2005
LTS Therapy Systems, LLC1patch, extended releaseGeneric drugs (ANDA)May 17, 2022
Par Health USA, LLC1injectionGeneric drugs (ANDA)July 30, 2015
Somerset Therapeutics, LLC1injectionGeneric drugs (ANDA)February 11, 2025

Dosage forms

Dosage formProductsShare
Tablet11052.1%
Patch, extended release3014.2%
Film2110%
Film, soluble199%
Tablet, orally disintegrating125.7%
Injection115.2%
Patch52.4%
Solution20.9%
Injection, solution10.5%

Updated November 6, 2026. Read from US Food and Drug Administration, National Drug Code Directory (openFDA). CC0 1.0 public domain dedication (openFDA). Counts are products in the FDA National Drug Code Directory on November 6, 2026: 138,262 products in commercial distribution, meaning without a marketing end date in the past. A company is a labeler code; one company can hold several codes, and the directory carries no address. Inclusion in the directory is not FDA approval, and the marketing category says under which kind of application or rule a product is sold. This page uses openFDA data and is not endorsed or certified by FDA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.