Monitoring the use of Vyndamax® Capsules for treating heart disease caused by amyloidosis

KOREAN POST-MARKETING SURVEILLANCE VYNDAMAX (Registered) CAPSULES FOR THE TREATMENT OF TRANSTHYRETIN AMYLOID CARDIOMYOPATHY (ATTR-CM)

Observational Pfizer · NCT04801329

This study is looking at how well Vyndamax® Capsules work and how safe they are for adults with heart disease caused by amyloidosis over the next 10 years.

Quick facts

Study typeObservational
Enrollment100 (estimated)
Ages19 Years and up
SexAll
SponsorPfizer Industry-sponsored
Locations1 site (Seoul)
Trial IDNCT04801329 on ClinicalTrials.gov

What this trial studies

This observational study focuses on post-marketing surveillance of Vyndamax® Capsules, a treatment for transthyretin amyloid cardiomyopathy (ATTR-CM). Conducted in Korea, it aims to assess the safety and effectiveness of the medication over a 10-year period in routine clinical practice. The study will gather data from adult patients diagnosed with either wild type or hereditary ATTR-CM who are prescribed Vyndamax® Capsules. This initiative is part of a pharmacovigilance activity mandated by local regulations to ensure ongoing monitoring of the drug's performance in the real-world setting.

Who should consider this trial

Good fit: Ideal candidates for this study are adult patients diagnosed with wild type or hereditary transthyretin-mediated amyloidosis who are prescribed Vyndamax® Capsules.

Not a fit: Patients with hypersensitivity to tafamidis or those with hereditary fructose intolerance may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into the long-term safety and effectiveness of Vyndamax® Capsules for patients with ATTR-CM.

How similar studies have performed: Other studies have shown success with similar post-marketing surveillance approaches, indicating the potential for valuable findings in this area.

Eligibility criteria

Show full inclusion / exclusion criteria
\*Inclusion Criteria:

Patients must meet all of the following inclusion criteria to be eligible for inclusion in the study:

* 1. Adult patients with the cardiomyopathy of wild type or hereditary transthyretin-mediated amyloidosis (ATTR-CM)
* 2. Patients to whom Vyndamax® Capsules is prescribed for the treatment of the cardiomyopathy of wild type or hereditary transthyretin-mediated amyloidosis (ATTR-CM)
* 3. Evidence of a personally signed and dated informed consent document indicating that the patient (or a legally acceptable representative) has been informed of all pertinent aspects of the study.

  * Exclusion criteria

Patients meeting any of the following criteria will not be included in the study according to the local product label:

* 1. Patient with hypersensitivity or case history to tafamidis or to any of the excipients in the product
* 2. This product contains sorbitol (E420). Patients with rare hereditary problems of fructose intolerance should not take this medicine.
* 3. Patient who has a contraindication to Vyndamax® Capsules according to the approved local product label

Where this trial is running

Seoul

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions ATTR-CM
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.