Biodexa expands Serenta Phase 3 trial into Canada for FAP treatment
Biodexa Pharmaceuticals PLC secured Health Canada approval to expand its Phase 3 Serenta trial for FAP into Canada, adding three to four new centers to the existing 29 sites in the US and Europe. The trial, supported by a $20 million grant, aims to enrol 168 patients, with 73 currently enrolled, to evaluate the mTOR inhibitor eRapa.

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Biodexa Pharmaceuticals PLC has received approval from Health Canada to expand its registrational Phase 3 Serenta trial for familial adenomatous polyposis (FAP) into Canada. The expansion aims to accelerate enrolment for the study, which targets a condition with no approved therapeutic options and where life-altering surgery remains the standard of care.
The Serenta trial is currently active in 29 recruiting clinical centers across the US and five European countries. Canada is expected to add three or four new centers to the study. The trial plans to enrol 168 patients, with 73 patients enrolled as of June 29, 2026.
Stephen Stamp, Chief Executive Officer of Biodexa, highlighted the recent acceleration in enrolment due to the opening of European centers. He noted that the addition of Canada supports the company's enrolment goals and that Serenta has been positively received by clinicians and FAP patients.
The Phase 3 program is supported by a $20 million grant from the Cancer Prevention and Research Institute of Texas. The trial is a double-blind, placebo-controlled study designed to evaluate eRapa, a proprietary oral capsule formulation of rapamycin, which acts as an mTOR inhibitor.
Key Trial Details
| Metric | Details |
|---|---|
| Trial Name | Serenta |
| Phase | Phase 3 |
| Indication | Familial Adenomatous Polyposis (FAP) |
| Target Enrolment | 168 patients |
| Patients Enrolled | 73 |
| Active Centers | 29 (US and Europe) |
| Planned New Centers | 3–4 (Canada) |
| Funding Support | $20 million grant from CPRIT |
About Familial Adenomatous Polyposis
FAP is characterized by the proliferation of polyps in the colon and/or rectum, typically occurring in the mid-teens. Without treatment, the condition usually leads to colorectal cancer. The incidence is reported as one in 5,000 to 10,000 in the US and one in 11,300 to 37,600 in Europe. eRapa has received Orphan Designation in the US, with plans to seek similar designation in Europe.
What is the anticipated timeline for completing the enrolment of the remaining 95 patients given the acceleration in recruitment?
How will Biodexa leverage the Orphan Drug designation in Europe to expedite the regulatory approval process for eRapa following the trial?
What are the company's plans for securing additional funding or partnerships to support potential commercialization if the Phase 3 trial is successful?

























