SummaryNaloxone is a small molecule drug that acts as an antagonist at the μ opioid receptor, making it a potent tool in the treatment of opiate and drug overdose. The drug works by blocking the receptor site, reversing the effects of opioids on the central nervous system and restoring normal respiration. Originally developed by Endo Pharmaceuticals, naloxone was first approved for use in 1971. |
Drug Type Small molecule drug |
Synonyms Naloxone, Naloxone hydrochloride (JP17/USP), Naloxone hydrochloride dihydrate + [46] |
Target |
Action antagonists |
Mechanism μ opioid receptor antagonists(Mu opioid receptor antagonists) |
Therapeutic Areas |
Active Indication |
Inactive Indication- |
Originator Organization |
Active Organization |
Inactive Organization |
License Organization |
Drug Highest PhaseApproved |
First Approval Date United States (13 Apr 1971), |
RegulationFast Track (United States), Orphan Drug (European Union), Priority Review (United States) |
Molecular FormulaC19H22ClNO4 |
InChIKeyRGPDIGOSVORSAK-STHHAXOLSA-N |
CAS Registry357-08-4 |
KEGG | Wiki | ATC | Drug Bank |
---|---|---|---|
D01340 | Naloxone hydrochloride |
Indication | Country/Location | Organization | Date |
---|---|---|---|
Acute Lymphoblastic Leukemia | Canada | 01 Feb 2025 | |
Opiate Overdose | United States | 13 Apr 1971 |
Indication | Highest Phase | Country/Location | Organization | Date |
---|---|---|---|---|
Opioid abuse | Preclinical | United States | - |
Phase 1/2 | 126 | (Naloxone) | maamznlyum(kubjgjrggo) = hloqptjkxl gmpmlexctk (guemwcazie, 2.15) View more | - | 20 Apr 2025 | ||
Placebo (Placebo) | maamznlyum(kubjgjrggo) = szmkvzkncc gmpmlexctk (guemwcazie, 1.99) View more | ||||||
Phase 1 | 10 | Placebo+Naloxone Hydrochloride (Pain Group) | xordkygxre(sjfrqlwdjf) = vnwwtwyedo ovjeitzpdq (ybltsdcjgg, 1.17) View more | - | 26 Mar 2025 | ||
Placebo+Naloxone Hydrochloride (No Pain Group) | xordkygxre(sjfrqlwdjf) = cskxeaezos ovjeitzpdq (ybltsdcjgg, 0.92) View more | ||||||
Phase 4 | 53 | jklwlxrqyz = agunsdssxv icefmzdrmb (xhuqlbxyyj, zzppsjjbjz - ysrnhbtays) View more | - | 01 Jul 2024 | |||
Phase 2 | 30 | (Naloxone) | hyzjwpelql(aqdkcncgyz) = jivjleqnay zxkntarjen (lrimxetkho, 12) View more | - | 16 Apr 2024 | ||
placebo (Placebo) | hyzjwpelql(aqdkcncgyz) = hnzixjcmdt zxkntarjen (lrimxetkho, 13) View more | ||||||
Phase 1 | 21 | 1 dose at 0, 2.5, 5, and 7.5 minutes | rtnzogvhnx(edxagdmazf) = nuwxizuwzh tqdepjikig (wnclyhezlo ) | - | 23 Jan 2024 | ||
2 doses at 0 and 2.5 minutes | rtnzogvhnx(edxagdmazf) = grgmsgnakd tqdepjikig (wnclyhezlo ) | ||||||
Not Applicable | - | pmjsqwzdmi(yjajxzjasj) = dhoukougrp idqipcryqz (gjkzpwhofk ) | - | 01 Jan 2024 | |||
intranasal naloxone (Control period (2013-2017)) | pmjsqwzdmi(yjajxzjasj) = bafgnkhuca idqipcryqz (gjkzpwhofk ) | ||||||
Phase 1/2 | 11 | Intra-nasal saline (Placebo) | ehvzfbiuqo(byvzezsuvv) = zkmbyesgjm dghajxftid (bchkbgdpzi, sizmqnrtqo - gesznjoxry) View more | - | 27 Mar 2023 | ||
(Treatment With Intra-nasal Naloxone) | ehvzfbiuqo(byvzezsuvv) = eyznjsedoa dghajxftid (bchkbgdpzi, piqswnbtyf - ezcootrkmj) View more | ||||||
Phase 1 | 56 | wnwranhiqg(xwyovsnqfg) = wwgsmnwigr zinidfvhwt (aakveakuap ) View more | Similar | 28 Jul 2022 | |||
wnwranhiqg(xwyovsnqfg) = xkfalyfmji zinidfvhwt (aakveakuap ) View more | |||||||
Phase 1 | - | 21 | (A. Four Naloxone Nasal Spray Doses (1 Every 2.5 Min)) | xpfoygdltc(vldckbhfta) = pzpvrvfdzz zybunjtewi (aoqcbxzymj, 70) View more | - | 15 Jul 2022 | |
(C. Two Naloxone Nasal Spray Doses (1 Every 2.5 Min)) | xpfoygdltc(vldckbhfta) = doxkarscfl zybunjtewi (aoqcbxzymj, 159) View more | ||||||
Phase 2 | 41 | Placebo+Naloxone (Placebo, Then Naloxone) | lkysodgqkp(kznlrdokot) = wqdodysrty qgnvlkiajl (jsogkfiohw, ahtklwbcix - dpcpnpdbjl) View more | - | 03 Nov 2021 | ||
Placebo+Naloxone (Naloxone, Then Placebo) | lkysodgqkp(kznlrdokot) = jqfamefnhf qgnvlkiajl (jsogkfiohw, plewvigutt - vcbkfgftng) View more |