Last Updated: June 24, 2026

LOPROX Drug Patent Profile


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Which patents cover Loprox, and when can generic versions of Loprox launch?

Loprox is a drug marketed by Eurofarma and Bausch and is included in three NDAs.

The generic ingredient in LOPROX is ciclopirox. There are ten drug master file entries for this compound. Fourteen suppliers are listed for this compound. Additional details are available on the ciclopirox profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Loprox

A generic version of LOPROX was approved as ciclopirox by FOUGERA PHARMS on August 6th, 2004.

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Summary for LOPROX
US Patents:0
Applicants:2
NDAs:3
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 5,685
Drug Prices: Drug price information for LOPROX
What excipients (inactive ingredients) are in LOPROX?LOPROX excipients list
DailyMed Link:LOPROX at DailyMed

US Patents and Regulatory Information for LOPROX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Eurofarma LOPROX ciclopirox CREAM;TOPICAL 018748-001 Dec 30, 1982 AB RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Bausch LOPROX ciclopirox SHAMPOO;TOPICAL 021159-001 Feb 28, 2003 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Eurofarma LOPROX ciclopirox SUSPENSION;TOPICAL 019824-001 Dec 30, 1988 AB RX Yes Yes ⤷  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 LOPROX

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Eurofarma LOPROX ciclopirox SUSPENSION;TOPICAL 019824-001 Dec 30, 1988 ⤷  Start Trial ⤷  Start Trial
Eurofarma LOPROX ciclopirox CREAM;TOPICAL 018748-001 Dec 30, 1982 ⤷  Start Trial ⤷  Start Trial
Bausch LOPROX ciclopirox SHAMPOO;TOPICAL 021159-001 Feb 28, 2003 ⤷  Start Trial ⤷  Start Trial
Bausch LOPROX ciclopirox SHAMPOO;TOPICAL 021159-001 Feb 28, 2003 ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for LOPROX

See the table below for patents covering LOPROX around the world.

Country Patent Number Title Estimated Expiration
Austria 291260 ⤷  Start Trial
Belgium 738288 ⤷  Start Trial
Brazil 6911968 ⤷  Start Trial
Switzerland 547284 VERFAHREN ZUR HERSTELLUNG VON 1-HYDROXY-2-PYRIDONEN. ⤷  Start Trial
Czechoslovakia 150278 ⤷  Start Trial
Cyprus 699 1-Hydroxy-2-pyridones and process for their manufacture ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

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