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Press Releases

5 August, 2019

Vida Pharmacal Delivers First Treatment for Canine Chagas Disease

Author: Roy Madigan

Vida Pharmacal today announced the first cure for canine Chagas disease. Its multicenter field study, Successful Treatment of Canine Chagas Disease, was published in the prestigious Journal of the American Veterinary Medical Association, August 1, 2019.

23 March, 2018

New Company, Vida Pharmacal, Formed to Develop Treatment for Chagas Disease

Authors: Roy Madigan, Roy Madigan

Vida Pharmacal, the first pharmaceutical company devoted to developing, marketing, and distributing a treatment for Chagas disease in veterinary patients, today announced its official launch.


Chagas Papers

Transcriptomic and ultrastructural responses to Amiodarone–Itraconazole in naturally benznidazole-resistant and -susceptible Trypanosoma cruzi strains

Published on January 16, 2026

This study evaluates the effect of Amiodarone-Itraconazole (Amiozole) against two T. cruzi strains that are sensitive and naturally resistant to benznidazol (DA) treatment. The authors used integrated transcriptomic and ultrastructural analyses to determine the compound’s mechanisms of action.

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Prevalence of Trypanosoma cruzi infection in dogs in the United States: a systematic review and meta-analysis of observational studies (2000– 2024)

Published on October 15, 2025

This review encompasses 16 studies comprised of 4,974 dogs across five states and confirms the presence of canine T. cruzi infection in the U.S.

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Characterizing the transmission dynamics of Trypanosoma cruzi in Triatoma sanguisuga collected from dog kennels in southern Texas

Published on July 15, 2025

This study provides insights into T. cruzi transmission dynamics in southern Texas, demonstrating the active role of domestic dogs and wildlife in the local cycle of infection. Findings emphasize the need for continued surveillance and vector control measures to mitigate the risk of Chagas disease transmission.

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News

The Silent Killer: More than a bug bite

Dr. Roy Madigan was interviewed by News4 San Antonio in an article about T Cruzi.

JAVMA Publishes Vida Pharmacal Paper

JAVMA published Dr. Madigan’s investigation of using amiodarone and itraconazole to treat Chagas disease. Check out the August 1 issue of JAVMA.

PAHO Issues New Guide for Diagnosis and Treatment of Chagas Disease

To improve detection and management of the disease, the Pan American Health Organization (PAHO) has published a new Guide for Diagnosis and Treatment of Chagas Disease (currently available only in Spanish).

Chagas Disease in Working Dogs Along Texas-Mexico Border

Chagas disease, caused by the vector-borne protozoan Trypanosoma cruzi, is increasingly recognized in the southern U.S. Government-owned working dogs along the Texas-Mexico border could be at heightened risk.

A New Strategy to Undermine Big Pharma’s Price Gouging Actually Worked

A little-known disease called Chagas is much more prevalent than Zika. Here’s how advocates fought an uphill battle, and won.

Hunting Hidden Parasites: Trypanosoma cruzi

Pathogens are not aware of international borders, including pathogens that cause emerging and neglected tropical diseases. Although Chagas disease is endemic to Latin America, where it affects around 5.7 million people, it is now a disease of global concern mainly because of the movement of human populations. The original article can be found at https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(17)31536-2/fulltext.