Last Updated: September 24, 2026

THEO-DUR Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


When do Theo-dur patents expire, and what generic alternatives are available?

Theo-dur is a drug marketed by Schering and is included in seven NDAs.

The generic ingredient in THEO-DUR is theophylline. There is one drug master file entry for this compound. Twenty-six suppliers are listed for this compound. Additional details are available on the theophylline profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Theo-dur

A generic version of THEO-DUR was approved as theophylline by RHODES PHARMS on September 1st, 1982.

  Start Trial

AI Deep Research
Questions you can ask:
  • What is the 5 year forecast for THEO-DUR?
  • What are the global sales for THEO-DUR?
  • What is Average Wholesale Price for THEO-DUR?
Summary for THEO-DUR
US Patents:0
Applicants:1
NDAs:7
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 3,330
DailyMed Link:THEO-DUR at DailyMed

US Patents and Regulatory Information for THEO-DUR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Schering THEO-DUR theophylline CAPSULE, EXTENDED RELEASE;ORAL 088022-001 Sep 10, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline TABLET, EXTENDED RELEASE;ORAL 085328-002 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline CAPSULE, EXTENDED RELEASE;ORAL 087995-001 Sep 10, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline TABLET, EXTENDED RELEASE;ORAL 089131-001 Jun 25, 1986 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline CAPSULE, EXTENDED RELEASE;ORAL 088015-001 Sep 10, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline CAPSULE, EXTENDED RELEASE;ORAL 088016-001 Sep 10, 1985 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering THEO-DUR theophylline TABLET, EXTENDED RELEASE;ORAL 086998-001 Approved Prior to Jan 1, 1982 DISCN Yes 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

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.