PURIXAN Drug Patent Profile
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When do Purixan patents expire, and what generic alternatives are available?
Purixan is a drug marketed by Nova Labs Ltd and is included in one NDA.
The generic ingredient in PURIXAN is mercaptopurine. There are ten drug master file entries for this compound. Four suppliers are listed for this compound. Additional details are available on the mercaptopurine profile page.
DrugPatentWatch® Litigation and Generic Entry Outlook for Purixan
A generic version of PURIXAN was approved as mercaptopurine by DR REDDYS LABS SA on February 11th, 2004.
Summary for PURIXAN
US Patents: | 0 |
Applicants: | 1 |
NDAs: | 1 |
Finished Product Suppliers / Packagers: | 1 |
Raw Ingredient (Bulk) Api Vendors: | 171 |
Clinical Trials: | 2 |
Patent Applications: | 104 |
Formulation / Manufacturing: | see details |
Drug Prices: | Drug price information for PURIXAN |
What excipients (inactive ingredients) are in PURIXAN? | PURIXAN excipients list |
DailyMed Link: | PURIXAN at DailyMed |


Recent Clinical Trials for PURIXAN
Identify potential brand extensions & 505(b)(2) entrants
Sponsor | Phase |
---|---|
National Cancer Institute (NCI) | Phase 3 |
Massachusetts General Hospital | Phase 1 |
Millennium Pharmaceuticals, Inc. | Phase 1 |
Pharmacology for PURIXAN
Drug Class | Nucleoside Metabolic Inhibitor |
Mechanism of Action | Nucleic Acid Synthesis Inhibitors |
Anatomical Therapeutic Chemical (ATC) Classes for PURIXAN
US Patents and Regulatory Information for PURIXAN
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nova Labs Ltd | PURIXAN | mercaptopurine | SUSPENSION;ORAL | 205919-001 | Apr 28, 2014 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Exclusivity Expiration |
EU/EMA Drug Approvals for PURIXAN
Company | Drugname | Inn | Product Number / Indication | Status | Generic | Biosimilar | Orphan | Marketing Authorisation | Marketing Refusal |
---|---|---|---|---|---|---|---|---|---|
Nova Laboratories Ireland Limited | Xaluprine (previously Mercaptopurine Nova Laboratories) | mercaptopurine | EMEA/H/C/002022 Xaluprine is indicated for the treatment of acute lymphoblastic leukaemia (ALL) in adults, adolescents and children. |
Authorised | no | no | no | 2012-03-09 | |
>Company | >Drugname | >Inn | >Product Number / Indication | >Status | >Generic | >Biosimilar | >Orphan | >Marketing Authorisation | >Marketing Refusal |