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

Dimenhydrinate

Small molecule targets HRH1 via inhibition

Developed for
dysautonomia · gastroenteritis · peripheral vertigo
Investigated by
Canadian Association of Emergency Physicians · Prince of Songkla University · St. Justine's Hospital · Valenta Pharm JSC

Regulatory milestones approvals, filings & regulatory actions · 1 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved US (FDA) DIMENHYDRINATE 1972-05-31 fda.gov

Trials 3 · a red edge is where a trial was stopped

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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 21 trial
Phase 2 NCT01543945 Mar 2008 → Dec 2011 Prince of Songkla University Completed No outcome recorded
Phase 42 trials
Phase 4 NCT06321341 Jan 2024 → Dec 2026 expected dysautonomia Valenta Pharm JSC Recruiting No outcome recorded
Phase 4 NCT00124787 Apr 2005 → Feb 2012 gastroenteritis St. Justine's Hospital Completed No outcome recorded
Also used as a comparator or background therapy in 10 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 21 trial
Phase 2 NCT01008007 Comparator Sep 2009 → May 2010 Catalysis SL Completed No outcome recorded
Phase 32 trials
Phase 3 NCT04606264 Comparator May 2023 → Mar 2025 Jennifer Holder-Murray Completed No outcome recorded
Phase 3 NCT02112578 Comparator Nov 2016 → Apr 2017 peripheral vertigo Apsen Farmaceutica S.A. Completed No outcome recorded
Phase 44 trials
Phase 4 NCT04835116 Background Apr → Oct 2019 Armed Forces Institute of Urology, Rawalpindi Completed No outcome recorded
Phase 4 NCT01890538 Comparator Jun 2013 → May 2014 peripheral vertigo Kocaeli University Completed No outcome recorded
Phase 4 NCT02253524 Comparator Nov 2012 → May 2013 Pamukkale University Completed No outcome recorded
Phase 4 NCT02382146 Comparator Apr 2012 → Dec 2014 Yeditepe University Hospital Completed No outcome recorded
Phase not applicable3 trials
NCT06395064 Comparator May 2024 → Dec 2025 female reproductive system neoplasm Preeyaporn Jirakittidul Unknown No outcome recorded
NCT05590936 Comparator Jan 2018 → Dec 2022 University of Thessaly Completed No outcome recorded
NCT00791960 Comparator Nov 2008 → Sep 2009 Samuel Lunenfeld Research Institute, Mount Sinai Hospital Completed No outcome recorded

Evidence & citations 11 cited values

Every value below carries the sentence it was read from. 14 sources stand behind the page.

FieldValueCited text
Known as Dimenhydrinate “dexamethasone 8 mg intravenous dimenhydrinate 1mg/kg intravenous” NCT02382146
12

“intramuscular injection of one bulb of dimenhydrinate (50 mg)” NCT01008007

Dimenhydrinate + Cinnarizine” NCT06321341

NCT04835116

NCT04606264

NCT06395064

NCT00791960

NCT00124787

NCT02112578

NCT01543945

NCT01890538

NCT05590936

NCT02253524

Known as Antemin ChEMBL registry synonym — accepted as the source's own label CHEMBL1200406
Known as Dimenhidrinato ChEMBL registry synonym — accepted as the source's own label CHEMBL1200406
Known as DMT “It has been reported that the most commonly used medications for parenteral treatment of vertigo and nausea-vomiting in emergency department are dimenhydrinate (DMT) and...” NCT02253524
Known as Dramamine ChEMBL registry synonym — accepted as the source's own label CHEMBL1200406
Known as NSC-117855 ChEMBL registry synonym — accepted as the source's own label CHEMBL1200406
Known as Vertigo-vomex s ChEMBL registry synonym — accepted as the source's own label CHEMBL1200406
Action Inhibit “Dimenhydrinate, a histamine receptor blocker” NCT00124787
1

“Histamine H1 receptor antagonist” CHEMBL1200406

Modality Small molecule “ethanolamine-derivative anti-histamine” NCT00124787
Route Oral “Do children treated with oral dimenhydrinate during acute gastro-enteritis experience less vomiting episodes than children treated with placebo?” NCT00124787
Target HRH1 “Histamine H1 receptor antagonist” CHEMBL1200406