Last Updated: August 2, 2026

cyclophosphamide - Profile


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What are the generic drug sources for cyclophosphamide and what is the scope of patent protection?

Cyclophosphamide is the generic ingredient in six branded drugs marketed by Alembic, Ani Pharms, Cipla, Eirgen, Hikma, Senores Pharms, Zydus Lifesciences, Amneal, Baxter Hlthcare, Epic Pharma Llc, Hainan Poly, Hengrui Pharma, Sagent Pharms Inc, Sunny, Xgen Pharms, Bedford, Teva Parenteral, Baxter Hlthcare Corp, Dr Reddys, Eugia Pharma Speclts, Nexus, Sandoz, Avyxa Holdings, and Roxane, and is included in thirty-one NDAs. There are five patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Cyclophosphamide has twelve patent family members in nine countries.

There is one tentative approval for this compound.

Summary for cyclophosphamide
International Patents:12
US Patents:5
Tradenames:6
Applicants:24
NDAs:31
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for cyclophosphamide
Generic filers with tentative approvals for CYCLOPHOSPHAMIDE
Applicant Application No. Strength Dosage Form
⤷  Start Trial⤷  Start Trial2000MG/10MLINJECTION;SOLUTION
⤷  Start Trial⤷  Start Trial500MG/2.5MLINJECTION;SOLUTION

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Paragraph IV (Patent) Challenges for CYCLOPHOSPHAMIDE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
CYCLOPHOSPHAMIDE Injection cyclophosphamide 2 g/10 mL 212501 1 2023-01-17
CYCLOPHOSPHAMIDE Injection cyclophosphamide 500 mg/2.5 mL and 1 g/5 mL 212501 1 2022-03-07

US Patents and Regulatory Information for cyclophosphamide

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Alembic CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 215892-001 Nov 10, 2022 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Alembic CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 215892-002 Nov 10, 2022 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Ani Pharms CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 207014-001 Mar 19, 2018 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Ani Pharms CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 207014-002 Mar 19, 2018 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Cipla CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 211608-001 Jan 18, 2019 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Cipla CYCLOPHOSPHAMIDE cyclophosphamide CAPSULE;ORAL 211608-002 Jan 18, 2019 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for cyclophosphamide

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Baxter Hlthcare CYTOXAN (LYOPHILIZED) cyclophosphamide INJECTABLE;INJECTION 012142-010 Sep 24, 1985 ⤷  Start Trial ⤷  Start Trial
Baxter Hlthcare CYTOXAN (LYOPHILIZED) cyclophosphamide INJECTABLE;INJECTION 012142-008 Jan 4, 1984 ⤷  Start Trial ⤷  Start Trial
Baxter Hlthcare LYOPHILIZED CYTOXAN cyclophosphamide INJECTABLE;INJECTION 012142-006 Dec 5, 1985 ⤷  Start Trial ⤷  Start Trial
Baxter Hlthcare CYTOXAN (LYOPHILIZED) cyclophosphamide INJECTABLE;INJECTION 012142-009 Dec 10, 1985 ⤷  Start Trial ⤷  Start Trial
Baxter Hlthcare LYOPHILIZED CYTOXAN cyclophosphamide INJECTABLE;INJECTION 012142-007 Dec 10, 1985 ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for cyclophosphamide

Country Patent Number Title Estimated Expiration
World Intellectual Property Organization (WIPO) 2016005962 ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2016132270 ⤷  Start Trial
Australia 2015256331 Formulations of Cyclophosphamide liquid concentrate ⤷  Start Trial
Brazil 112016026140 formulações de concentrado líquido de ciclofosfamida. ⤷  Start Trial
Canada 2948148 FORMULATIONS D'UN CONCENTRE LIQUIDE DE CYCLOPHOSPHAMIDE (FORMULATIONS OF CYCLOPHOSPHAMIDE LIQUID CONCENTRATE) ⤷  Start Trial
China 106456654 环磷酰胺液体浓缩制剂 (Formulations of cyclophosphamide liquid concentrate) ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

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