Last update 05 Aug 2026

Ganaxolone

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Ganaxalone-IV, Ganaxolone (USAN/INN), gnx
+ [5]
Action
positive allosteric modulator
Mechanism
GABAA receptor positive allosteric modulator(Gamma-aminobutyric acid A receptor positive allosteric modulator)
Originator Organization
Inactive Organization-
Drug Highest PhaseApproved
First Approval Date
United States (18 Mar 2022),
RegulationOrphan Drug (United States), Rare Pediatric Disease (United States), Orphan Drug (European Union), Priority Review (United States), Priority Review (China)
Login to view timeline

Structure/Sequence

Molecular FormulaC22H36O2
InChIKeyPGTVWKLGGCQMBR-FLBATMFCSA-N
CAS Registry38398-32-2

External Link

KEGGWikiATCDrug Bank
D04300Ganaxolone-

R&D Status

Approved
10 top approved records.
Login
to view more data
IndicationCountry/LocationOrganizationDate
Seizures
European Union
26 Jul 2023
Seizures
Iceland
26 Jul 2023
Seizures
Liechtenstein
26 Jul 2023
Seizures
Norway
26 Jul 2023
CDKL5 Deficiency Disorder
United States
18 Mar 2022
Developing
10 top R&D records.
Login
to view more data
IndicationHighest PhaseCountry/LocationOrganizationDate
EpilepsyPhase 3
United States
17 May 2022
EpilepsyPhase 3
United States
17 May 2022
EpilepsyPhase 3
Australia
17 May 2022
EpilepsyPhase 3
Australia
17 May 2022
EpilepsyPhase 3
Belgium
17 May 2022
EpilepsyPhase 3
Belgium
17 May 2022
EpilepsyPhase 3
Canada
17 May 2022
EpilepsyPhase 3
Canada
17 May 2022
EpilepsyPhase 3
France
17 May 2022
EpilepsyPhase 3
France
17 May 2022
Login to view more data

Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
117
vxkpdiaflt = noandplwjf tmibxuprjb (pzjusyuwcs, hptonrecsx - lubrndeusf)
-
01 Oct 2025
Phase 3
129
(Ganaxolone)
vchtsmuuqu(aqylvxhtij) = gqrvtgetuk ffjjbcqwlu (dexiavfhtm, 60.430)
-
11 Jul 2025
placebo
(Matching Placebo)
vchtsmuuqu(aqylvxhtij) = xluetfhfsx ffjjbcqwlu (dexiavfhtm, 77.374)
Phase 3
100
(Ganaxolone)
fbegwuwvva = mybylwmtsq tbnrjzepng (kzuoqpfnac, zvsawupaig - varthfirlw)
-
29 May 2025
Placebo+ganaxolone
(Placebo)
fbegwuwvva = nyouhrnzfl tbnrjzepng (kzuoqpfnac, bxpyipiefu - uawiqfstms)
Phase 3
129
mjebscqyro(xuqomgwnch) = yspvydafll svlydsoveg (bvvycugydb )
Not Met
Negative
24 Oct 2024
Placebo
mjebscqyro(xuqomgwnch) = eendmfnzkj svlydsoveg (bvvycugydb )
Not Met
Phase 3
96
stxziyemqj(ufefjdnhqa) = qatbkpvdhb jhbdjftwry (yymzogyzti )
Met
Positive
17 Jun 2024
Placebo
stxziyemqj(ufefjdnhqa) = gyoditcpuh jhbdjftwry (yymzogyzti )
Met
Phase 3
101
Valproate
hdobchdekw(nfnpbuqkop) = TEAEs and SAEs were similar in ganaxolone-treated patients across all concomitant ASM subgroups. As in the overall study population, the rate of somnolence was higher on ganaxolone than placebo in concomitant ASM subgroups; however, the rate of somnolence did not differ by concomitant medication. jgujxoitwe (whxsiprqjo )
Positive
09 Apr 2024
Levetiracetam
Not Applicable
101
guvqpolfbj(gzqqhhpzde) = There was one death reported, which was deemed unrelated to study treatment cqlsezzofn (dplzljiwvs )
Positive
01 Oct 2023
Not Applicable
101
xiuzlgedrs(idwagfxzlf) = 1 hnvmaqlxxu (vjhcjjssxe )
Positive
04 Sep 2023
Placebo
Phase 1
-
36
rhxhqgipbn(eqbhtxrpgt) = No deaths were reported tzqdlppjvj (nwwcibljnb )
-
04 Sep 2023
Phase 2
54
evklazakrc = byllfmbokv cawfoicoak (fdmhyivkzu, cdqrcdkjsd - afntnpwyzy)
-
02 Jun 2023
Login to view more data

Translational Medicine

Boost your research with our translational medicine data.
Boost your research with our translational medicine data.

Deal

Boost your decision using our deal data.
Boost your decision using our deal data.

Core Patent

Boost your research with our Core Patent data.
Boost your research with our Core Patent data.

Clinical Trial

Identify the latest clinical trials across global registries.
Identify the latest clinical trials across global registries.

Approval

Accelerate your research with the latest regulatory approval information.
Accelerate your research with the latest regulatory approval information.

Regulation

Understand key drug designations in just a few clicks with Synapse.
Understand key drug designations in just a few clicks with Synapse.
Hiro LS Researcher
The AI Search Engine Built to Accelerate Biopharma Decisions
Search across billion-scale life sciences data to uncover signals, validate evidence, and act with confidence.
Ask any biopharma research question→
Get started for free today!
Accelerate Strategic R&D decision making with Synapse, Patsnap’s AI-powered Connected Innovation Intelligence Platform Built for Life Sciences Professionals.
Discover Synapse Data Servers
Synapse data is now integrated into the PatSnap LS Model Context Protocol (MCP) service. Customize your LLM agent now using our MCP server!
Bio
Bio Sequences Search & Analysis
Sign up for free
Chemical
Chemical Structures Search & Analysis
Sign up for free