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Recombinant Protein

Recifercept for Achondroplasia

Phase 2
Waitlist Available
Research Sponsored by Pfizer
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be younger than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up month 3, month 6, month 9, and month 12
Awards & highlights

Study Summary

This trial is testing a new drug, Recifercept, to see if it is safe and effective. There are three different doses being tested. Participants will visit the clinic several times over the course of the study, and will be monitored for safety and efficacy. The trial will last for 12 months, and participants who complete the study and are still benefiting from the drug will be offered the chance to enroll in an extension study.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~month 3, month 6, month 9, and month 12
This trial's timeline: 3 weeks for screening, Varies for treatment, and month 3, month 6, month 9, and month 12 for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Least Square Mean of Change From Baseline Height Growth at Month 3, Month 6, Month 9, and Month 12
Number of Participants With Treatment Emergent Treatment-Related Adverse Events (AEs)
Secondary outcome measures
Change From Baseline in Apnea-Hypopnea Index (AHI) at Month 12
Change From Baseline in Blood Pressure at Month 3, Month 6, Month 9, and Month 12
Change From Baseline in Body Mass Index (BMI) at Month 3, Month 6, Month 9, and Month 12
+18 more

Trial Design

5Treatment groups
Experimental Treatment
Group I: PK Phase 3 FormulationExperimental Treatment1 Intervention
Phase 3 formulation [process 2] 3mg/kg
Group II: PK Phase 2 FormulationExperimental Treatment1 Intervention
Phase 2 formulation [process 1c] 3mg/kg
Group III: Medium DoseExperimental Treatment1 Intervention
Medium Dose
Group IV: Low DoseExperimental Treatment1 Intervention
Low Dose
Group V: High DoseExperimental Treatment1 Intervention
High Dose
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Recifercept
2020
Completed Phase 1
~280

Find a Location

Who is running the clinical trial?

PfizerLead Sponsor
4,575 Previous Clinical Trials
10,923,041 Total Patients Enrolled
4 Trials studying Achondroplasia
768 Patients Enrolled for Achondroplasia
Pfizer CT.gov Call CenterStudy DirectorPfizer
3,482 Previous Clinical Trials
8,099,303 Total Patients Enrolled
3 Trials studying Achondroplasia
600 Patients Enrolled for Achondroplasia

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Do I fulfill the requirements to partake in this experiment?

"This clinical trial is enrolling 63 participants, aged between three months and ten years, that have been diagnosed with achondroplasia. In addition to this criteria, the patients must meet additional requirements: they must be at Tanner stage 1 based on physical examination; capable of standing independently for height measurements (if two or older); if less than 2 years old at enrollment then an MRI brain/cervical spine needs to be documented within one year; completion of the C4181001 natural history study with valid measurements taken 3 months apart prior to enrollment in this trial."

Answered by AI

Are there any openings available for individuals to join this trial?

"Accurate. Per clinicaltrials.gov, this trial is presently recruiting volunteers and was initially listed on December 2nd 2020 with the latest update occurring November 17th 2022."

Answered by AI

What key aims are being sought through this clinical trial?

"This clinical trial's primary objective, measured between the Baseline and Day 57 time frames is to assess Height. Further, secondary goals include evaluating Number of Participants With Laboratory Abnormalities (hematology & blood chemistry), Change from Baseline in Lower Leg Length, as well as Number of Participants With Change From Baseline in Vital Signs (blood pressure, respiration rate, radial pulse and body temperature)."

Answered by AI

Are applicants above 35 years of age able to partake in this research?

"This trial is seeking participants aged 3 months to 10 years old. In total, 12 studies are available for minors and three trials have been developed specifically with elderly patients in mind."

Answered by AI

What has been observed regarding the security of Recifercept for patients?

"Our experts at Power judged the safety of Recifercept to be a 2, as this is an early-stage trial with evidence for its protection, but no data attesting to its efficacy."

Answered by AI
~14 spots leftby May 2025