Clinical Trials

Multiple clinical trials have evaluated tafamidis meglumine across Phase 1, Phase 3, and Phase 4 studies for indications including transthyretin amyloid polyneuropathy, transthyretin amyloid cardiomyopathy, and evaluations in healthy volunteers. Industry sponsors, notably Pfizer and Qilu Pharmaceutical Co., Ltd., have led these investigations, ranging from early crossover bioequivalence assessments to pivotal efficacy trials. While the majority of these studies are completed, select Phase 4 post-marketing evaluations remain actively recruiting to further evaluate efficacy and safety.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT06940336 RECRUITING
Transthyretin Amyloid Polyneuropathy
Qilu Pharmaceutical Co., Ltd.
2025-06-19 PHASE4
NCT02791230 COMPLETED
Transthyretin (TTR) Amyloid Cardiomyopathy
Pfizer
2016-06-13 PHASE3
NCT04828993 COMPLETED
Transthyretin Amyloid Polyneuropathy (ATTR-PN)
Pfizer
2021-04-28 PHASE4
NCT05498701 COMPLETED
Healthy
Pfizer
2022-09-29 PHASE1
NCT04575116 COMPLETED
Healthy
Pfizer
2020-09-17 PHASE1
NCT03662191 COMPLETED
Healthy Volunteers
Pfizer
2018-09-28 PHASE1
NCT03280173 COMPLETED
Healthy
Pfizer
2017-09-29 PHASE1
NCT03266705 COMPLETED
Healthy
Pfizer
2017-09-20 PHASE1
NCT01994889 COMPLETED
Transthyretin (TTR) Amyloid Cardiomyopathy
Pfizer
2013-12-09 PHASE3

(data from https://clinicaltrials.gov, updated on 2025-07-30)

Check the Tafamidis meglumine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

Tafamidis meglumine selectively binds to the thyroxine-binding sites of transthyretin (TTR), stabilizing its native tetrameric structure and preventing dissociation into monomeric subunits. By inhibiting TTR misfolding and subsequent aggregation into cytotoxic amyloid fibrils, this mechanism prevents tissue damage, demonstrating clinical relevance in the treatment of transthyretin amyloid polyneuropathy and transthyretin amyloid cardiomyopathy.

Appendix RUO and cGMP Quality Standards

Quality Dimension RUO (Research Use Only) cGMP (Current Good Manufacturing Practice)
Clinical Applicability Prohibited in human clinical trials or medical diagnostics. Mandatory for human clinical trials (Phase I–III) and therapies.
Regulatory Status Non-regulated grade; exempt from drug manufacturing laws. Legally enforced by health authorities (e.g., FDA, EMA, NMPA).
Facility Environment Unclassified analytical or research laboratories. Validated Cleanrooms (ISO Class 5–8) with continuous monitoring.
Quality Control Basic purity and activity testing. Rigorous safety release testing (Sterility, Endotoxin, Mycoplasma).
Process Validation Basic equipment calibration; no process validation required. Full qualification (IQ/OQ/PQ) and complete batch records.
Quality Assurance Vendor self-declared without required formal QMS. Mandatory QA/QC unit, Change Control, CAPA, and vendor audits.
Regulatory Impact High risk of IND rejection if used as a critical raw material. Required for IND/NDA filings, supported by Drug Master Files (DMF).

Footnotes

Regulatory Note: Governed by FDA (21 CFR Parts 210/211/312), EMA (EudraLex Vol 4), ICH Guidelines (E6/Q7/Q9/Q10), and compendial standards (USP <71>/<85>/<1043>).

Note: Technical data last updated: Sep 1, 2026.