Classic congenital adrenal hyperplasia due to 21-hydroxylase deficiency
MONDO:0008728The most common form of congenital adrenal hyperplasia (CAH), characterized by simple virilizing or salt wasting forms that can manifest with genital ambiguity in females and with adrenal insufficiency (in both sexes), and that presents with dehydration, hypoglycemia in the neonatal period (that can be lethal if untreated), and hyperandrogenia.
Also known as: 21-OHD, classic 21-OHD CAH, classic congenital adrenal hyperplasia due to 21-hydroxylase deficiency, 21 hydroxylase deficiency, 21-hydroxylase deficiency, CYP21 deficiency, adrenal hyperplasia 3, adrenal hyperplasia, congenital, due to 21-HYDROXYLASE deficiency
22 clinical trials for this condition and its sub-types, 20 tagged with Classic congenital adrenal hyperplasia due to 21-hydroxylase deficiency itself.
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Browse by category →Sub-types of Classic congenital adrenal hyperplasia due to 21-hydroxylase deficiency
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New pill could tame rare hormone disorder
Disease control CompletedThis study tested a new oral drug called atumelnant in 38 adults with classic congenital adrenal hyperplasia, a genetic condition causing hormone imbalances. The drug works by blocking a hormone receptor to lower excess adrenal hormones. Researchers measured safety, side effects,…
Phase 2 • Sponsor: Crinetics Pharmaceuticals Inc. • Aim: Disease control
Last updated Sep 12, 2026 00:00 UTC
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New drug shows promise for rare hormone disorder
Disease control CompletedThis phase 2 trial tested a new drug called SPR001 in 24 adults with classic congenital adrenal hyperplasia (CAH), a genetic condition that disrupts hormone production. The study aimed to see if SPR001 is safe and can improve hormone control. Participants took multiple doses of t…
Phase 2 • Sponsor: Spruce Biosciences • Aim: Disease control
Last updated Jun 27, 2026 07:55 UTC