Drugs / Diazepam
last change Sep 2026 re-read 8 days ago

Diazepam

Small molecule

Developed for
epilepsy · alcohol withdrawal · epilepsy syndrome · focal epilepsy · generalized epilepsy · schizophrenia · alcohol dependence · antibody mediated epilepsy
+20 more · anxiety disorder · benign non-familial infantile seizures · burning mouth syndrome · complex partial epilepsy · constipation disorder · delirium · dystocia · palsy · peripheral vertigo · post-traumatic stress disorder · rotator cuff syndrome · vertebral column disorder · alcohol withdrawal delirium · anismus · anxiety · chronic pancreatitis · febrile seizures, familial · Landau-Kleffner syndrome · levator syndrome · pelvis syndrome
Investigated by
Acorda Therapeutics · Aquestive Therapeutics · Henry Ford Health System · Neurelis, Inc. · Covance · TriHealth Inc.
+41 more · Mayo Clinic · National Institute of Neurological Disorders and Stroke (NINDS) · Syneos Health · Arooj Khan · Assiut University · Belgium Health Care Knowledge Centre · Canadian Institutes of Health Research (CIHR) · Centre for Addiction and Mental Health · Edin Mešanović · Erasme University Hospital · Hadassah Medical Organization · Hamilton Health Sciences Corporation · Hannover Medical School · Jason Gilleran · King's College London · McMaster University · Minamihanno Hospital · Montefiore Medical Center · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) · National Institute of Nursing Research (NINR) · Navy General Hospital, Beijing · Ontario Ministry of Health and Long Term Care · Pfizer · Shaheed Zulfiqar Ali Bhutto Medical University · The Royal Society · UCB Biopharma SRL · University Hospital Brussels · University Hospital Tuebingen · University Hospital, Lille · University Hospital, Strasbourg, France · University of Brasilia · University of California, San Francisco · University of Catania · University of Cincinnati · University of Minnesota · University of Monastir · University of Twente · Wei Zhao · Wellcome Trust · ZonMw: The Netherlands Organisation for Health Research and Development · inVentiv Health Clinical

Regulatory milestones approvals, filings & regulatory actions · 8 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed simple partial epilepsy 6 milestones
Filed US (FDA) Libervant simple partial epilepsy 2023-09-11

“today announced acceptance by the U.S. Food and Drug Administration (FDA) of the Company’s NDA for Libervant™ (diazepam) Buccal Film” aquestive.com ↗

Filed US (FDA) Libervant simple partial epilepsy 2023-06-29

“submitted a New Drug Application (NDA) to the U.S. Food and Drug Administration (FDA) for approval of Libervant™ (diazepam) Buccal Film” aquestive.com ↗

Filed US (FDA) Libervant simple partial epilepsy 2021-06-24

“The FDA accepted Aquestive's New Drug Application (NDA) for Libervant (diazepam) Buccal Film for the acute treatment of intermittent, stereotypic episodes of frequent seizure activity” aquestive.com ↗

“In September 2023, the FDA accepted Aquestive's NDA for Libervant (diazepam) Buccal Film for the acute treatment of intermittent, stereotypic episodes of frequent seizure activity” aquestive.com ↗

“the U.S. Food and Drug Administration (FDA) has accepted for filing the resubmission of the New Drug Application (NDA) for Libervant™ (diazepam) Buccal Film” aquestive.com ↗

“resubmission of its New Drug Application (NDA) to the U.S. Food and Drug Administration (FDA) for Libervant™ (diazepam) Buccal Film” aquestive.com ↗

Rejected (CRL) US (FDA) Libervant simple partial epilepsy 2020-09-25

“the U.S. Food and Drug Administration (FDA) has issued a complete response letter (CRL) regarding the New Drug Application (NDA) for Libervant™ (diazepam) Buccal Film” aquestive.com ↗

Filed US (FDA) Libervant simple partial epilepsy 2019-12-02

“The Company also initiated a rolling New Drug Application (NDA) submission for Libervant in May 2019 with the U.S. Food and Drug Administration ( FDA ).” aquestive.com ↗

“submission of a New Drug Application (NDA) to the U.S. Food and Drug Administration ( FDA ) for its therapeutic candidate Libervant™ (diazepam)” aquestive.com ↗

Filed US (FDA) VALTOCO simple partial epilepsy 2018-09-24

“today announced that the company has submitted a New Drug Application (NDA) with the U.S. Food and Drug Administration (FDA) for VALTOCO TM (diazepam nasal spray)” neurelis.com ↗

Approved Indication not stated 2 milestones
Label expansion US (FDA) VALTOCO — 2025-04-15 fda.gov ↗
Approved US (FDA) VALIUM — 1963-11-15 fda.gov ↗

Trials 49

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 04 trials
Phase 0 NCT07012148 Jan 2026 → Dec 2028 expected focal epilepsy, generalized epilepsy Mayo Clinic Recruiting No outcome recorded
Phase 0 NCT06271096 Nov 2019 → Nov 2022 epilepsy Arooj Khan Completed No outcome recorded
Phase 0 NCT03820193 Jan 2019 → Jun 2020 substance-related disorder Henry Ford Health System Completed No outcome recorded
Phase 0 NCT05069779 Aug 2017 → May 2019 — University of Brasilia Completed No outcome recorded
Phase 16 trials
Phase 1 NCT07020988 Jun 2025 → Jan 2026 — UCB Biopharma SRL Completed No outcome recorded
Phase 1 NCT03053869 Apr 2017 → Sep 2018 delirium McMaster University Completed No outcome recorded
Phase 1 NCT02724423 Jun 2016 → Apr 2019 epilepsy syndrome Neurelis, Inc. Completed No outcome recorded
Phase 1 NCT02663999 Jan → Apr 2016 — Acorda Therapeutics Completed No outcome recorded
Phase 1 NCT01696825 Oct 2012 → May 2014 thyroid hormone metabolism, abnormal Jason Gilleran Terminated No outcome recorded
Phase 1 NCT01364558 Feb → Apr 2011 epilepsy University of Minnesota Completed No outcome recorded
Phase 1/23 trials
Phase 1/2 NCT05361447 Jan 2023 → Dec 2024 antibody mediated epilepsy Mayo Clinic Withdrawn No outcome recorded Stop: Enrollment
Phase 1/2 NCT05076838 Nov 2021 → Mar 2025 epilepsy Neurelis, Inc. Completed No outcome recorded
Phase 1/2 NCT03953820 Apr → Jul 2019 epilepsy Aquestive Therapeutics Completed No outcome recorded
Phase 29 trials
Phase 2 NCT03818919 Jan 2019 → Dec 2020 rotator cuff syndrome Henry Ford Health System Completed No outcome recorded
Phase 2 NCT03222349 Aug 2017 → Jan 2020 epilepsy Aquestive Therapeutics Completed No outcome recorded
Phase 2 NCT03179891 May 2017 → Jul 2018 epilepsy Aquestive Therapeutics Completed No outcome recorded
Phase 2 NCT02474407 Jun 2015 → May 2016 epilepsy Acorda Therapeutics Terminated No outcome recorded
Phase 2 NCT02316847 Dec 2014 → Jul 2016 epilepsy Acorda Therapeutics Terminated No outcome recorded
Phase 2 NCT02232035 Sep 2014 → Sep 2015 dystocia Navy General Hospital, Beijing Unknown No outcome recorded
Phase 2 NCT01417078 Sep 2011 → Feb 2013 epilepsy Acorda Therapeutics Completed No outcome recorded
Phase 2 NCT00121563 Jul 2005 → Feb 2006 — National Institute of Nursing Research (NINR) Completed No outcome recorded
Phase 2 NCT00533286 Aug 2002 → Apr 2007 palsy University Hospital Tuebingen Completed No outcome recorded
Phase 2/33 trials
Phase 2/3 NCT03825809 Jan 2019 → Jan 2020 overdue substance-related disorder Henry Ford Health System Recruiting No outcome recorded
Phase 2/3 NCT03818932 Jan 2019 → Jan 2020 — Henry Ford Health System Completed Mixed
Phase 2/3 NCT02646124 Jun 2015 → Feb 2016 — Montefiore Medical Center Completed No outcome recorded
Phase 36 trials · 1 met primary
Phase 3 NCT06293989 May 2024 → Dec 2025 peripheral vertigo University of Monastir Unknown No outcome recorded
Phase 3 NCT03428360 Jan 2018 → Jun 2020 epilepsy Aquestive Therapeutics Completed No outcome recorded
Phase 3 NCT02721069 Apr 2016 → Jun 2020 epilepsy syndrome Neurelis, Inc. Completed No outcome recorded
Phase 3 NCT02374567 Jan 2015 → Jun 2017 anxiety disorder, dementia, depressive disorder, schizophrenia +1 Hannover Medical School Terminated No outcome recorded
Phase 3 NCT00319501 Jan 2006 → Jul 2014 complex partial epilepsy, generalized epilepsy Pfizer Completed Met primary
Phase 3 NCT00004297 Nov 1995 → Feb 1999 — National Institute of Neurological Disorders and Stroke (NINDS) Completed No outcome recorded
Phase 48 trials · 1 missed
Phase 4 NCT05273398 Mar → Nov 2022 focal epilepsy University of Cincinnati Completed No outcome recorded
Phase 4 NCT04885075 May → Nov 2021 epilepsy Shaheed Zulfiqar Ali Bhutto Medical University Unknown No outcome recorded
Phase 4 NCT04198233 Feb 2020 → May 2022 — TriHealth Inc. Unknown Missed primary
Phase 4 NCT05041985 Jan → Dec 2020 vertebral column disorder Edin Mešanović Completed No outcome recorded
Phase 4 NCT03960671 Aug 2018 → Dec 2022 — Wei Zhao Unknown No outcome recorded
Phase 4 NCT03293017 Feb 2016 → Feb 2022 alcohol withdrawal, alcohol-related disorders University Hospital Brussels Unknown No outcome recorded
Phase 4 NCT01221883 May 2013 → May 2014 post-traumatic stress disorder Hadassah Medical Organization Unknown No outcome recorded
Phase 4 NCT00707915 Jan 2008 → Jul 2010 — Minamihanno Hospital Completed No outcome recorded
Phase not applicable10 trials · 1 missed
— NCT06549426 Apr 2025 → Dec 2029 expected epilepsy University of Twente Recruiting No outcome recorded
— NCT05860153 Jun 2023 → Jan 2024 benign non-familial infantile seizures Assiut University Unknown No outcome recorded
— NCT04858490 Sep 2021 → Oct 2023 alcohol withdrawal Centre for Addiction and Mental Health Completed No outcome recorded
— NCT05872789 May 2020 → Sep 2023 burning mouth syndrome University of Catania Completed No outcome recorded
— NCT06190483 Jul 2019 → Mar 2023 schizophrenia King's College London Completed No outcome recorded
— NCT02799641 Jul 2016 → Jun 2022 — TriHealth Inc. Completed No outcome recorded
— NCT02242955 Jul 2014 → Jul 2016 alcohol dependence University Hospital, Lille Completed Missed primary
— NCT01233791 Nov 2010 → Dec 2011 — TriHealth Inc. Completed No outcome recorded
— NCT00696033 Jul 2007 → Dec 2008 — University Hospital, Strasbourg, France Completed No outcome recorded
— NCT00127257 Sep 1999 → Jun 2006 constipation disorder National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) Completed No outcome recorded
Comparator or background therapy36 trials
Phase 0 NCT03088306 Comparator Jul 2017 → May 2018 lumbar disk degenerative disorder, lumbar spinal stenosis Johns Hopkins University Completed No outcome recorded
Phase 0 NCT03165500 Comparator Dec 2015 → Dec 2016 anxiety disorder São Paulo State University Completed No outcome recorded
Phase 1 NCT02033707 Background Apr 2014 → Feb 2019 — Johns Hopkins University Completed No outcome recorded
Phase 1 NCT01438749 Comparator Oct 2011 → May 2012 — Hoffmann-La Roche Completed No outcome recorded
Phase 2 NCT02044302 Background Apr 2014 → Jan 2016 — Yale University Terminated No outcome recorded

News releases announcing trial results or a regulatory action · 41

DateIssuerRelease
2026-07-31 Lupin Limited Regulatory Lupin Announces the Approval of Diazepam Injection, USP in the United States lupin.com ↗
Mumbai, India, Naples, Fla, July 31, 2026: Global pharma major Lupin Limited (Lupin) today announced that it has received approval under the Federal Food, Drug, and Cosmetic Act (FD&C Act) for its Abbreviated New Drug Application for Diazepam Injection USP, 10 mg/2 mL (5 mg/mL), Single-Dose Prefilled Syringes.
2026-04-16 Neurelis, Inc. Results NEURELIS TO PRESENT ANALYSES OF IMMEDIATE-USE SEIZURE TREATMENT AT THE AMERICAN ACADEMY OF NEUROLOGY ANNUAL MEETING neurelis.com ↗
outpatient visits were lower among patients in the diazepam nasal spray cohort.
2025-04-16 Neurelis, Inc. Regulatory NEURELIS ANNOUNCES FDA APPROVAL FOR IMMEDIATE USE SEIZURE MEDICATION VALTOCO® (DIAZEPAM NASAL SPRAY) IN AGES 2 TO 5 neurelis.com ↗
2024-05-01 Alembic Pharmaceuticals Ltd. Regulatory Press Release USFDA Products Approval dated 9th May, 2024 alembicpharmaceuticals.com ↗
This is to inform the exchanges that the Company has received various US Food & Drug Administration (USFDA) (Tentative or Final) Product Approvals.
2024-04-11 Neurelis, Inc. Results NEURELIS ANNOUNCES TWO POSTER PRESENTATIONS AT THE 76TH ANNUAL MEETING OF THE AMERICAN ACADEMY OF NEUROLOGY neurelis.com ↗
Sustained DZP levels were observed in plasma and brain, akin to human levels, suggesting potential long-acting effects.
2023-11-02 Lupin Limited Regulatory Lupin Launches Diazepam Rectal Gel in the United States lupin.com ↗
Novel Laboratories Inc., based in Somerset, New Jersey received an approval for its ANDA from the United States Food and Drug Administration (U.S. FDA).
2023-09-11 XenoPort, Inc. Regulatory Aquestive Therapeutics Receives FDA Acceptance of New Drug Application (NDA) for Libervant™ (diazepam) Buccal Film in Pediatric Patients and Assignment of Prescription Drug User Fee Act (PDUFA) Date aquestive.com ↗
The FDA’s acceptance of our most recent filing for Libervant is another step forward in bringing this important treatment option to patients,
2023-06-29 XenoPort, Inc. Regulatory Aquestive Therapeutics Provides Business Update and Announces Chief Medical Officer Appointment aquestive.com ↗
Aquestive submitted a New Drug Application (NDA) to the U.S. Food and Drug Administration (FDA) for approval of Libervant™ (diazepam) Buccal Film for the acute treatment of intermittent, stereotypic episodes of frequent seizure activity (i.e., seizure clusters, acute repetitive seizures) in patients between two and five years of age.
2023-06-01 Lupin Limited Regulatory Lupin Receives Approval from U.S. FDA for Diazepam Rectal Gel lupin.com ↗
Global pharma major Lupin Limited (Lupin) today announced that its wholly-owned subsidiary, Novel Laboratories Inc., based in Somerset, New Jersey, has received approval from the United States Food and Drug Administration (U.S. FDA) for its Abbreviated New Drug Application for Diazepam Rectal Gel, 10 mg and 20 mg, Rectal Delivery System, a generic equivalent of Diastat® AcuDialTMRectal Delivery System, 10 mg and 20 mg, of Bausch Health US, LLC.
2023-04-25 Neurelis, Inc. Results NEURELIS ANNOUNCES FOUR POSTER PRESENTATIONS AT THE 75TH ANNUAL MEETING OF THE AMERICAN ACADEMY OF NEUROLOGY neurelis.com ↗
No change was observed in the ove
2022-12-02 Neurelis, Inc. Results NEURELIS TO PRESENT NINE POSTERS AT THE 76th AMERICAN EPILEPSY SOCIETY ANNUAL MEETING neurelis.com ↗
Investigational Phase 3 study of VALTOCO ® (diazepam nasal spray) CIV shows double the time between seizure clusters when administered over a 12-month period
2022-10-13 Neurelis, Inc. Results NEURELIS PRESENTS NOVEL, INVESTIGATIONAL ANALYSIS OF VALTOCO® (DIAZEPAM NASAL SPRAY) CIV DEMONSTRATING INCREASED TIME BETWEEN SEIZURE CLUSTERS AT THE 51ST CHILD NEUROLOGY SOCIETY ANNUAL MEETING neurelis.com ↗
Findings indicate a significant increase in these intervals, or SEIzure interVAL (SEIVAL) data, over a 12-month period.

All press releases naming this drug 71 releases

DateIssuerRelease

Evidence & citations 50 cited values

Every value below carries the sentence it was read from. 89 sources stand behind the page.

FieldValueCited text
Known as Diazépam “BZD-derivative hypnotics will include brotizolam, flunitrazepam, etizolam, quazepam, estazolam, nitrazepam, flurazepam, and diazepam.” NCT00707915 ↗
78

“participants take a scheduled dose of VALTOCO (a nasal spray form of the medication diazepam) once a week” NCT07012148 ↗

“Sedatives/anxiolytics: alprazolam, diazepam, lorazepam, secobarbital, temazepam, triazolam, zolpidem” NCT02033707 ↗

“Patients may be given anxiolysis using temazepam 10-20mg or diazepam 2-5mg by mouth if required.” NCT02288923 ↗

“a single dose of a parenteral benzodiazepine (lorazepam, midazolam, or diazepam)” NCT06549426 ↗

“Diazepam PO dosed per body weight during stay and discharged home with PO tabs” NCT06935331 ↗

“diazepam 5mg 1-2 tablets q8hrs PRN to start on POD0 15 tablets” NCT07037888 ↗

“Diazépam drug (0,3 mg/kg) on a single oral intake” NCT00696033 ↗

“- Diazepam 2'5-50 mg/d. N05BA01” NCT01305707 ↗

“diazepam (2 x 5 mg)” NCT00533286 ↗

NCT01759706 ↗

Show 68 more sources

Known as Alupram 10 ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Alupram 2 ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Alupram 5 ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Ansiolisina ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Apozepam ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Atensine ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Centrazepam ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as DBF “Open-label study to assess the pharmacokinetics of a single diazepam buccal film (DBF) dose in 3 age cohorts of pediatric patients with epilepsy” NCT03222349 ↗
Known as Diacepin ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Dialar ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Dialar fte ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Diastat “Rectal Diazepam (Diastat) given once for seizure greater than 5 minutes.” NCT00326612 ↗
Known as Diastat acudial ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Diazepam civ ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as DIAZEPAM HYDROCHLORIDE ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Diazepam intensol ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as diazepam nasal spray “Age- and weight-based doses of diazepam nasal spray (5-20 mg) were administered to patients (aged 6-65 years) for seizure clusters.” PMID 41809194 ↗ Feb 2026
Known as Dizac ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as DZP “one group DZP (n=20) patients received diazepam (doses 5-20mg IV)” PMID 33423824 ↗ Jan 2021
Known as E-pam ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as LA III ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Libervant ChEMBL registry synonym — accepted as the source's own label CHEMBL12 ↗
Known as Nasal diazepam (Valtoco) “Nasal diazepam (Valtoco)” NCT05273398 ↗
Known as NRL-1 ClinicalTrials.gov intervention name — accepted as the source's own label NCT02724423 ↗
1

NCT02721069 ↗