Drugs / CT1812
last change Apr 2026 re-read 2 minutes ago

CT1812

English name zervimensine
also known as zervimesine

Small molecule targets TMEM97

Developed for
Alzheimer disease · Lewy body dementia · dry age related macular degeneration
Investigated by
Cognition Therapeutics · National Institute on Aging (NIA)

Trials 5 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT05248672 Feb → Jun 2022 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase 1 NCT05225389 Dec 2021 → Jan 2022 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase 1 NCT03716427 Nov → Dec 2016 Cognition Therapeutics Completed No outcome recorded
Phase 21 trial
Phase 2 NCT04735536 Jul 2020 → Apr 2023 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase not stated1 trial
NCT06961760 Lewy body dementia Cognition Therapeutics No longer available No outcome recorded
Also used as a comparator or background therapy in 8 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT03522129 Comparator May 2018 → Feb 2019 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase 1 NCT02570997 Comparator Sep 2015 → May 2016 cognitive disorder Cognition Therapeutics Completed No outcome recorded
Phase 1/22 trials
Phase 1/2 NCT03493282 Comparator Mar 2018 → Oct 2020 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase 1/2 NCT02907567 Comparator Sep 2016 → Aug 2017 Alzheimer disease Cognition Therapeutics Completed No outcome recorded
Phase 24 trials
Phase 2 NCT05531656 Comparator Jun 2023 → Apr 2027 expected Alzheimer disease Cognition Therapeutics Active not recruiting No outcome recorded
Phase 2 NCT05893537 Comparator Jun 2023 → Mar 2025 dry age related macular degeneration Cognition Therapeutics Terminated No outcome recorded
Phase 2 NCT05225415 Comparator May 2022 → Nov 2024 Lewy body dementia Cognition Therapeutics Completed No outcome recorded
Phase 2 NCT03507790 Comparator Oct 2018 → May 2024 Cognition Therapeutics Completed No outcome recorded

Evidence & citations 6 cited values

Every value below carries the sentence it was read from. 16 sources stand behind the page.

FieldValueCited text
Known as CT1812 “Zervimesine (CT1812) was shown to be safe and well tolerated in a study of healthy volunteers and in Phases 1 and 2 studies of participants with mild to moderate AD and DLB.” NCT06961760
12

NCT04735536

NCT03522129

NCT03716427

NCT05248672

NCT05225389

NCT02907567

NCT03507790

NCT03493282

NCT05225415

NCT05893537

NCT02570997

NCT05531656

Known as zervimesine “Phase 2 study of zervimesine (CT1812) in participants with mild-to-moderate dementia with Lewy bodies (DLB).” PMID 41416579 Dec 2025
1

NCT06961760

Action Inhibit “CT1812 is an orally bioavailable, brain penetrant small molecule antagonist of the sigma-2 receptor complex that appears safe and well tolerated in healthy elderly volunteers.” PMID 33559354 Feb 2021
Modality Small molecule “CT1812 is an orally bioavailable, brain penetrant small molecule antagonist of the sigma-2 receptor complex that appears safe and well tolerated in healthy elderly volunteers.” PMID 33559354 Feb 2021
Route Oral “evaluate the safety and tolerability of oral CT1812, administered for 28 days” NCT02907567
Target TMEM97 “small molecule modulator of the sigma-2 receptor (S2R/TMEM97)” PMID 41943055 Apr 2026