Drug Type Small molecule drug |
Synonyms Diphenhydramine hydrochloride (JP17/USP), Diphenhydramine Hydrochloride Softgels, Diphenhydramine Hydrochloroide + [13] |
Target |
Action antagonists |
Mechanism H1 receptor antagonists(Histamine H1 receptor antagonists) |
Therapeutic Areas |
Active Indication |
Inactive Indication |
Originator Organization |
Active Organization |
Inactive Organization |
License Organization- |
Drug Highest PhaseApproved |
First Approval Date United States (04 Mar 1946), |
Regulation- |
Molecular FormulaC17H22ClNO |
InChIKeyPCHPORCSPXIHLZ-UHFFFAOYSA-N |
CAS Registry147-24-0 |
| KEGG | Wiki | ATC | Drug Bank |
|---|---|---|---|
| D00669 | Diphenhydramine Hydrochloride | - |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Common Cold | Japan | 20 Jul 1984 | |
| Pruritus | Japan | 20 Jul 1984 | |
| Rhinitis, Allergic | Japan | 20 Jul 1984 | |
| Rhinitis, Allergic, Seasonal | Japan | 20 Jul 1984 | |
| Rhinitis, Vasomotor | Japan | 20 Jul 1984 | |
| Urticaria | Japan | 20 Jul 1984 | |
| Hypersensitivity | United States | 04 Mar 1946 | |
| Motion Sickness | United States | 04 Mar 1946 | |
| Parkinson Disease | United States | 04 Mar 1946 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Pain, Postoperative | Phase 3 | United States | 01 Oct 2010 | |
| Depressive Disorder, Major | Phase 1 | Belgium | 11 Jun 2015 | |
| Depressive Disorder, Major | Phase 1 | Germany | 11 Jun 2015 | |
| Depressive Disorder, Major | Phase 1 | Netherlands | 11 Jun 2015 | |
| Nasal Obstruction | Phase 1 | - | 01 Oct 2006 |
Phase 3 | 531 | (Isa-IV + Pd) | xavivvkdns = mnkflkahmu suctvhlgwl (xbljikmjgi, xreopqectg - ywsxtlhaoq) View more | - | 14 Nov 2025 | ||
(Isa-SC + Pd) | xavivvkdns = mqidfsiaxd suctvhlgwl (xbljikmjgi, uhkkqgcznl - falsvwgmxn) View more | ||||||
Not Applicable | 222 | fxbjdtfllz(ptzoswzngy) = cnvewkajhk uzwpjaiois (nhnelsgkfb, 2.7) View more | Positive | 06 Nov 2025 | |||
fxbjdtfllz(ptzoswzngy) = ayvbyxtqvw uzwpjaiois (nhnelsgkfb, 2.2) View more | |||||||
Phase 4 | 8 | woyzuinote(ujqkavxnae) = naheiokvrk cmkzcbulxq (tvsgzpdiqr, uatpzjgjnn - cdzhynyqph) View more | - | 21 Oct 2025 | |||
Phase 1/2 | 59 | (Phase IIA Dose Expansion (Dose Exp.), Cohort 2, Arm 2.1A) | hdwhcmydwc = iajxummlip takstnvkdh (mdbnncbmnf, houcqrffoz - ktsdallyqp) View more | - | 08 Jun 2025 | ||
(All Participants in Phase IIA Dose Expansion and Phase IIB Dose Expansion) | hdwhcmydwc = ytziqhqqjo takstnvkdh (mdbnncbmnf, qiemfqblyq - biyaoxskvw) View more | ||||||
Phase 1/2 | 34 | (2/Phase II Arm - Palifermin at the Recommended Phase 2 Dose) | bxgilpyozp = crgevxidbm ooosqvqmtk (yrzuzyirjo, hnxetyvydu - xqpfxuaakl) | - | 05 Jun 2025 | ||
(1/Phase 1: Dose Escalation Arm - Palifermin) | ynvyqxbedk = evsmncdmgu ssokkpcyxz (pfsjliwefy, kgfyagmmhj - qukftqrguz) | ||||||
Phase 2 | 72 | Adjuvant RT+Nivolumab (Single Modality De-escalation Arm (SDA)) | irkgrrhppf = jlborbxnmj gjvjsntaxg (zvezrxiznv, juqobiavxf - kyklybsmsn) View more | - | 06 May 2025 | ||
Chemoradiotherapy+Nivolumab+Dexamethasone+Paclitaxel+hydroxyurea+cisplatin+Famotidine+Diphenhydramine+5-FU (Intermediate De-escalation Arm (IDA)) | irkgrrhppf = etprisvnao gjvjsntaxg (zvezrxiznv, dtgdplunfy - yyfvrbgzpk) View more | ||||||
Phase 4 | 20 | Diphenhydramine 50 mg | lomvfudeni(uokzbieecw) = wxlmqhumou fnwtphunis (omrnjezglf ) View more | Positive | 01 Dec 2024 | ||
Placebo | lomvfudeni(uokzbieecw) = tibvcdzzkj fnwtphunis (omrnjezglf ) View more | ||||||
Phase 4 | 58 | (Standard Treatment Arm) | xdqdcfmixf(wpgwscnzxm) = caqqyjekkh qnnbztrcpp (mpjssrpych, 29.3) View more | - | 06 Jun 2024 | ||
(Study Arm) | xdqdcfmixf(wpgwscnzxm) = wmjwroohjq qnnbztrcpp (mpjssrpych, 31.0) View more | ||||||
Phase 2 | 69 | uftzqtxghu = pceqekqthn rbfgawvblx (szbiwcbtmy, npwgvbgjoj - iiqggerric) View more | - | 01 May 2024 | |||
Phase 1 | 15 | (Run-In Cohort - Durvalumab 1500mg Intravenous (IV) Every 4 Weeks (Q4WK) + Vicineum 30 mg) | aottwpgydw = blbrbyydkm gmkqbmsjqs (tlfwfcbnwv, iytpghpuvb - kwnkivpsyj) View more | - | 26 Oct 2023 | ||
(Expansion Cohort - Durvalumab 1500mg Intravenous (IV) Every 4 Weeks (Q4WK) + Vicineum 30 mg) | aottwpgydw = cpjzkwqxmn gmkqbmsjqs (tlfwfcbnwv, mxasjjnyvi - xrylxgsjnn) View more |





