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Top 20 Key Players companies in Opioid overdose
by Most Patent Filings in the world in 2022

The Opioid overdose top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filings Opioid overdose Key Players in the world. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
An opioid overdose is toxicity due to excessive opioids. Examples of opioids include morphine, heroin, fentanyl, tramadol, and methadone. Symptoms include insufficient breathing, small pupils, and unconsciousness. Onset of symptoms depends in part on the route opioids are taken. Among those who initially survive, complications can include rhabdomyolysis, pulmonary edema, compartment syndrome, and permanent brain damage.
#
Company Name
Region
Tech Topics
Total
1
Opiant Pharmaceuticals, Inc.
Binge-eating disorder,Addiction,Health care,
...[+2]
Patent: 47
2
Euro-Celtique SA
Luxembourg, Luxembourg
Patent: 26
3
Alpharma Pharmaceuticals LLC
Medicine
Patent: 19
4
Orexo AB
Sweden
Medicine,Health care,Helicobacter pylori,
...[+2]
Patent: 13
5
Adapt Pharma Ltd.
Dublin, Ireland
Therapeutic treatment,Botanical drug,Herb
Patent: 13
6
Aegis Therapeutics LLC
Medicine,Biotechnology,Clobazam,
...[+2]
Patent: 11
7
Indivior Uk Ltd.
East Riding of Yorkshire, United Kingdom
Monoclonal antibody,Biomedicine,Biotechnology,
...[+2]
Patent: 11
8
Hikma Pharmaceuticals USA, Inc.
Patent: 11
9
Masimo Corp.
Health care,Medical equipment,Patient monitor,
...[+2]
Patent: 10
10
Klaria Pharma Holding AB
Sweden
Medicine,Cancer-Related Pain,Cannabinoid,
...[+2]
Patent: 10
11
Aventis Pharmaceuticals, Inc.
Medicine
Patent: 6
12
Pfizer Inc.
Health care,Clinical trial,Drug,
...[+2]
Patent: 4
13
Harm Reduction Therapeutics, Inc.
Harm reduction,Public health
Patent: 4
14
Celero Systems, Inc.
Opioid overdose
Patent: 4
15
Insys Development Co., Inc.
Medicine
Patent: 3
16
Insys Pharma, Inc.
Patent: 3
17
Adamis Pharmaceuticals Corp.
Medicine,Pharmacy and Therapeutics,Bronchodilator,
...[+2]
Patent: 2
18
Purdue Pharma LP
Opioid,Medicine,Opioid epidemic,
...[+2]
Patent: 2
19
Purdue Pharma, Inc.
Health care,Healthcare system,Educational program,
...[+1]
Patent: 2
20
Nasus Pharma Ltd.
Tel Aviv, Israel
Health care
Patent: 2
Page generation time: Jul 07 2025