Autopsy report · NCT04638153

A Study Of Safety, Tolerability And Effectiveness Of Recifercept In Children With Achondroplasia

“The study was terminated due to lack of efficacy at any of the tested doses on 18th November 2022. The decision to terminate the study is not related to a safety concern.”

The sponsor’s own words in the registry.

Life of this trial

• Registered 3 months before it started.
• Ran for about 2 years 4 months before it stopped.
• 60 participants enrolled.
• Results were posted on the registry 11 months after it ended.

Vital statistics

Status

Terminated

Phase

Phase 2

Sponsor

Pfizer

Sponsor type

Industry

Conditions

Achondroplasia

Interventions

Recifercept

Participants

60

Sites

16

Countries

Australia, Belgium, Denmark, Italy, Japan, Portugal, Spain, United States

Trials that died the same way

• A Dose Exploration Study With Birabresib (MK-8628) in Participants With Selected Hematologic Malignancies (MK-8628-005)
  “This study was terminated due to limited efficacy and not due to safety reasons” (84% match in meaning)
• Relative Bioavailability Study of Ropinirole Implants in Parkinson's Patients on L-Dopa Switched From Oral Ropinirole
  “This study was terminated for reasons not related to efficacy or safety” (83% match in meaning)
• Platform Sub-study of Belantamab Mafodotin (GSK2857916) in Combination With aOX40 (GSK3174998) in Participants With RRMM
  “The study was terminated due to lack of efficacy.” (83% match in meaning)
• A Long-Term Safety And Tolerability Study Of Bapineuzumab In Alzheimer Disease Patients
  “The study was terminated on August 6, 2012, because 2 large Phase 3 studies showed no clinical benefit. This decision was not based on any new safety concerns.” (82% match in meaning)
• A Study of Tadalafil for Duchenne Muscular Dystrophy
  “The study is being terminated for lack of efficacy” (81% match in meaning)

Look deeper

• The official registry record (the source of truth)
• Record history: every change the sponsor made
• Open it in the database

Everything here comes from the current ClinicalTrials.gov record. The timeline uses the record’s dates; dates marked planned are the sponsor’s plans. The cause of death is an automatic, unverified label. This is research information, not medical advice.