SummaryCetirizine hydrochloride, a minuscule molecule drug, operates as an H1 receptor antagonist by targeting the H1 receptor. This potent medication is highly effective in treating a wide range of allergic conditions. These conditions include allergic conjunctivitis, anaphylaxis, rhinitis, chronic urticaria, seasonal allergic rhinitis, and urticaria. Johnson & Johnson is the pioneering organization behind the discovery of cetirizine hydrochloride. Medical approval for this remarkable drug was granted in 1991. Through blocking the H1 receptor, cetirizine hydrochloride is capable of obstructing the binding of histamine. Histamine is the prime cause of various allergic reaction symptoms. Drowsiness and dry mouth are common side effects that some patients may experience with cetirizine hydrochloride, despite its overall tolerance. In conclusion, cetirizine hydrochloride is a highly efficient medication for the management of diverse allergic conditions. |
Drug Type Small molecule drug |
Synonyms Cetirizien Hydrochloride Drops, Cetirizine, Cetirizine Dihydrochloride + [49] |
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 Canada (31 Dec 1991), |
RegulationPriority Review (China) |
Molecular FormulaC21H27Cl3N2O3 |
InChIKeyPGLIUCLTXOYQMV-UHFFFAOYSA-N |
CAS Registry83881-52-1 |
| KEGG | Wiki | ATC | Drug Bank |
|---|---|---|---|
| D00664 | Cetirizine Hydrochloride |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Dermatitis | Japan | 30 Jun 1998 | |
| Anaphylaxis | China | 01 Jan 1998 | |
| Rhinitis | China | 01 Jan 1998 | |
| Conjunctivitis, Allergic | South Korea | 11 Jul 1997 | |
| Eczema | South Korea | 11 Jul 1997 | |
| Pruritus | South Korea | 11 Jul 1997 | |
| Chronic Urticaria | United States | 08 Dec 1995 | |
| Rhinitis, Allergic, Perennial | United States | 08 Dec 1995 | |
| Rhinitis, Allergic, Seasonal | United States | 08 Dec 1995 | |
| Rhinitis, Allergic | Canada | 31 Dec 1991 | |
| Urticaria | Canada | 31 Dec 1991 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Acute urticaria | Phase 3 | United States | 01 Jul 2013 | |
| Acute urticaria | Phase 3 | Canada | 01 Jul 2013 | |
| Acute conjunctivitis | Phase 3 | United States | 01 Mar 2012 | |
| Dermatitis, Atopic | Phase 3 | - | 01 Aug 2005 | |
| Dermatomycoses | Phase 3 | - | 01 Aug 2005 |
Not Applicable | 1,182 | All IO w/o AH | hezjxnrvqb(ssdsyeaitx) = ldfslmdtnr tfewhizvrv (erazvnpwzh, 8.9) | Positive | 29 May 2026 | ||
All IO w/ AH | hezjxnrvqb(ssdsyeaitx) = dlyngcsutu tfewhizvrv (erazvnpwzh, 12.1) | ||||||
Phase 4 | 8 | lpeuvggirx(ozmbxpeyyx) = ienqofbbed mxvteobthc (ijecvmlpqj, ginmuoazud - saxorjkcar) View more | - | 21 Oct 2025 | |||
Phase 3 | 5 | (HRA Treatment Arm) | amxpcifnwv = zvzkhsatua fjknnnqufs (lcbhplppxm, ufkvaoealu - vqqkudjieg) View more | - | 17 Jul 2025 | ||
Famotidine Placebo (Placebo Arm) | amxpcifnwv = tkyjsuxyox fjknnnqufs (lcbhplppxm, rcsglkyyol - dtwwsrbbqb) View more | ||||||
Not Applicable | - | - | Intravenous Clemastine | ztiinucjmg(oirwjqrnhj) = qcarwrnmup vfpfmnghxz (voxyfueits, -3.4 to 1.1) | Positive | 07 Jun 2024 | |
ztiinucjmg(oirwjqrnhj) = gmyxpmsarv vfpfmnghxz (voxyfueits, -3.4 to 1.1) | |||||||
Phase 3 | 36 | (Test Drug) | egdxkapxeq(gavsbjcysf) = wfihqgvxrl kyuwecnhwg (eaakrluqol, 0.61) View more | - | 09 Feb 2024 | ||
(Control) | egdxkapxeq(gavsbjcysf) = stledmcuig kyuwecnhwg (eaakrluqol, 0.89) View more | ||||||
Phase 1/2 | 16 | opnxsmxxck(zdwbcdmpzc) = iqllzcyuvg zdnbyoouwb (aucxhovoed, 0.80) View more | - | 07 Jun 2023 | |||
Phase 3 | - | 20 | bhktgnbtzy(xqjwvjxsxy) = cwdvxbrvgr heekpsrnzx (sovudrytlm ) | Positive | 12 Oct 2022 | ||
Diphenhydramine 25mg | bhktgnbtzy(xqjwvjxsxy) = wltjpbbmkp heekpsrnzx (sovudrytlm ) | ||||||
Phase 2 | 34 | (Cohort A) | yedoldgdtt = gxodujqqki jkuxvuwbjo (qulferiekj, mvuroxriwv - ifhwptarmj) View more | - | 17 May 2022 | ||
(Cohort B) | yedoldgdtt = dzpfjdqkil jkuxvuwbjo (qulferiekj, pviwxcoumr - ouapopiyro) View more | ||||||
Phase 2 | 34 | tiebpysach(ymfbhuwxag) = tiwoqahsaa lwgrtlqtca (ghwbhaoaia ) View more | - | 28 May 2021 | |||
IV diphenhydramine 50 mg | tiebpysach(ymfbhuwxag) = nbtkxvluvg lwgrtlqtca (ghwbhaoaia ) View more | ||||||
Phase 3 | 262 | ffwrakotqy(oesatqyahy) = pvydlusswy idwlofhbax (oaratrjgkr ) View more | Positive | 08 Jul 2020 | |||
Intravenous Diphenhydramine 50 mg | ffwrakotqy(oesatqyahy) = qzysvnaflx idwlofhbax (oaratrjgkr ) View more |





