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Last reviewed 2026-06-10 · How we verify

Seizures associated with CDKL5 deficiency disorders — Treatment Landscape & Competitive Intelligence

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Seizures associated with CDKL5 deficiency disorders (disease) competitive landscape: 1 marketed treatments tracked, 0 Phase 3 candidates, 0 Phase 2 candidates. Recent regulatory actions and upcoming PDUFA dates across the entire treatment set.

1 marketed 0 Phase 3 0 Phase 2 Live · 30-min refresh

Marketed treatment landscape

Approved drugs treating Seizures associated with CDKL5 deficiency disorders, deduplicated by molecule. See the full disease page for line-of-therapy detail.

Drug	Generic	Sponsor	Class	Target	Line of therapy	First approval
Ztalmy	GANAXOLONE	Marinus	Neuroactive Steroid Gamma-Aminobutyric Acid A Receptor Positive Modulator [EPC]	GABA A receptor alpha-2/beta-1/gamma-2		2022-01-01

Phase 3 pipeline

No Phase 3 pipeline candidates tracked.

Phase 2 pipeline

No Phase 2 pipeline candidates tracked.

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this treatment set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this treatment set.

Sponsor landscape

Marinus · 1 drug in Seizures associated with CDKL5 deficiency disorders

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Every new regulatory action, PDUFA date, or trial completion in Seizures associated with CDKL5 deficiency disorders:

Cite this brief

Drug Landscape (2026). Seizures associated with CDKL5 deficiency disorders — Treatment Landscape & Competitive Intelligence Brief. https://druglandscape.com/ci/disease/seizures-associated-with-cdkl5-deficiency-disorders. Accessed 2026-06-10.

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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing