A Clinical Trial to Investigate Long-term Safety, Tolerability, and Efficacy of Weekly Subcutaneous Doses With TransCon CNP in Children and Adolescents With Achondroplasia

Launched by ASCENDIS PHARMA GROWTH DISORDERS A/S · Jun 30, 2023

Keywords

ClinConnect Summary

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Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • Written, signed informed consent of the parent(s) or legal guardian(s) of the participant, and as required by the institutional review board/human research ethics committee/independent ethics committee (IRB/HREC/IEC). For participants who are below the age of consent, a written assent will be obtained in accordance with applicable requirements as required by IRB/HREC/IEC. Upon reaching the legal age of consent, depending on applicable requirements, these participants will be asked to give their own written consent.
• • Participants with achondroplasia who have completed a clinical trial with TransCon CNP.
• • Parent(s)/legal guardian(s) willing and able to administer weekly SC injections of TransCon CNP and to follow the protocol.
• • Considered eligible based on the safety evaluations performed for evaluating stopping/holding rule criteria during the prior TransCon CNP clinical trial.
• Exclusion Criteria:
• • Known or suspected hypersensitivity to the investigational product or related products (trehalose, tris\[hydroxymethyl\]aminomethane, succinate, and methoxy polyethylene glycol \[mPEG\]).
• • Have received any dose of prescription medications, investigational medicinal product (other than TransCon CNP).
• • Sexually active female participants and female partners of male participants of childbearing potential not using a highly effective form of contraceptive (including oral, injectable, or implantable contraception, or intrauterine device (IUD)) for the entire trial period and for 90 days post end of the trial.
• • Participants with serum 25-hydroxy-vitamin D (25OHD) levels of \<50 nmol/L (\<20 ng/mL) at Visit 1 must be on treatment regimen of Vitamin D supplementation.
• • Any disease or condition that, in the opinion of the investigator, may make the participant unlikely to fully complete the trial, may confound interpretation of trial results, or may present undue risk from receiving trial treatment. This could include family situations, complications or manifestations, or medications that might impact safety or be considered confounding.