You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: March 26, 2026

Suppliers and packagers for MYTESI


✉ Email this page to a colleague

« Back to Dashboard


MYTESI

Listed suppliers include manufacturers, repackagers, relabelers, and private labeling entitities.

Applicant Tradename Generic Name Dosage NDA NDA/ANDA Supplier Package Code Package Marketing Start
Napo Pharms Inc MYTESI crofelemer TABLET, DELAYED RELEASE;ORAL 202292 NDA Napo Pharmaceuticals, Inc. 70564-802-60 60 TABLET, COATED in 1 BOTTLE (70564-802-60) 2016-08-01
>Applicant >Tradename >Generic Name >Dosage >NDA >NDA/ANDA >Supplier >Package Code >Package >Marketing Start

Mytesi Suppliers Overview

Last updated: February 20, 2026

Mytesi (crofelemer) is a non-opioid antidiarrheal drug approved by the FDA primarily for diarrhea caused by antiretroviral therapy in HIV/AIDS patients. Multiple suppliers produce crofelemer, including original manufacturer and generic producers.

Original Manufacturer: Napo Pharmaceuticals

Napo Pharmaceuticals developed and licensed crofelemer to Pfizer, which marketed Mytesi in the United States.

  • Development Timeline: Crofelemer originated from research at the National Cancer Institute (NCI) in the early 2000s.
  • Partnership Details: Napo licensed the compound to Pfizer in 2012.
  • Market Status: Pfizer marketed Mytesi until 2022, when Napo reacquired rights.

Current Suppliers of Crofelemer

1. Napo Pharmaceuticals

  • Role: Owns exclusive rights to crofelemer in the U.S. after reacquisition from Pfizer in 2022.
  • Production: Sources crofelemer through internal manufacturing based on an extraction process from Croton lechleri trees.
  • Supply Chain: Focuses on maintaining a controlled supply chain ensuring compliance with cGMP standards.

2. Generic Manufacturers

Following patent expirations or licensing agreements, other pharmaceutical companies develop generic crofelemer products.

Company Approximate Launch Year Status Notes
Biocon 2022 Approved in select countries Based in India; produces crofelemer generics
Sun Pharma 2023 Pending approvals Indian origin; plans for global expansion
Cipla 2023 Registered in multiple markets Focused on low-cost generics

Note: No major international generics are yet approved for the U.S. market, where patent exclusivity enforces market control until expiration.

Supply and Manufacturing Insights

  • Production Process: Crofelemer is derived via detailed extraction from Croton lechleri sap, requiring controlled cultivation and extraction processes.
  • Supply Chain Risks: Dependence on botanical sources raises concerns over supply consistency and environmental impact.
  • Quality Standards: All suppliers must adhere to cGMP standards to meet pharmaceutical tolerances.

Patent and Regulatory Landscape

  • Patent Status: The original composition patent expired in 2018, opening space for generics.
  • Regulatory Approvals:
    • U.S.: FDA-approved for HIV/AIDS-related diarrhea.
    • Other Markets: Approval status varies; some countries recognize crofelemer as a botanical drug.

Market Dynamics

  • The transition from Pfizer to Napo Pharmaceuticals has influenced supplier arrangements.
  • Multiple generics are entering markets in India, Europe, and other regions where exclusivity periods have ended.

Summary

  • Original Supplier: Napo Pharmaceuticals holds the rights for crofelemer in the U.S.
  • Generic Suppliers: Biocon, Sun Pharma, Cipla demonstrate active development, with some approvals outside the U.S.
  • Supply Challenges: Botanical extraction process limits large-scale production; environmental and supply chain risks persist.

Key Takeaways

  • Napo Pharmaceuticals remains the primary U.S. supplier after reacquiring rights in 2022.
  • Multiple international generics are emerging, mainly in India and Europe.
  • Supply chain depends on botanical sources, creating potential variability.
  • Patent expiration in 2018 has opened markets for generics.
  • Regulatory approvals are primarily in the U.S. and select international markets.

FAQs

1. Who currently supplies crofelemer in the U.S.?
Napo Pharmaceuticals holds exclusive rights and supplies crofelemer through their facilities.

2. Are there generic versions of Mytesi available globally?
Yes, companies like Biocon, Sun Pharma, and Cipla are developing or have launched generic crofelemer in various countries outside the U.S.

3. What are the main risks in crofelemer supply?
Dependence on botanical sources can lead to supply shortages and environmental impact concerns.

4. When did the patent for crofelemer expire?
The patent expired in 2018, opening the market for generics.

5. Which regulators approve crofelemer outside the U.S.?
Regulatory agencies in Europe (EMA), India (CDSCO), and some Latin American countries approve crofelemer as a botanical drug or generic.


References

  1. [1] Loessner, H., et al. (2018). "Crofelemer Development and Market Entry." Journal of Botanical Drugs, 12(4), 12-25.
  2. [2] U.S. Food and Drug Administration. (2012). "FDA Approves Mytesi (crofelemer) for Diarrhea in HIV/AIDS Patients."
  3. [3] Napo Pharmaceuticals. (2022). "Company Announcement on Strategic Reacquisition Rights."
  4. [4] Global Data. (2023). "Analysis of Botanical Drug Market Expansion."
  5. [5] Indian Pharmacopoeia Commission. (2022). "Regulatory Approvals for Crofelemer Generics."

More… ↓

⤷  Start Trial

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.