Pharmaceutical raw materials CAS 83881-52-1 Cetirizine Hydrochloride/Cetirizine HCl Powder
| Product name |
Cetirizine hydrochloride |
| Cas No. |
83881-52-1 |
| Molecular Formula |
C21H27Cl3N2O3 |
| Appearance |
White powder |
Cetirizine hydrochloride is a second-generation H1 antihistamine, which is a long-acting and selective oral potent antiallergic drug.H1 receptor antagonists have good anti-allergic reactions and are commonly used for allergic rhinitis, allergic pruritus, conjunctivitis, etc.
Cetirizine hydrochloride and its similar drugs, such as diphenhydramine, promethazine, chlorpheniramine maleate, compared with polar molecules, rarely through the blood brain barrier, thus greatly reducing the central sedation for selectively ACTS on the H1 receptor, sample to poison tain alkali choline receptor and 5 - HT receptor to little effect, therefore the anticholinergic activity related side effects are also very few.
Application & Function of Cetirizine hydrochloride
1. Cetirizine is mainly used for urticaria and skin itch caused by allergy ;
2. Cetirizine is used to treat tardive and pressure urticaria,can replace glucocorticoid to be as regular treatment but should be used a large amount;
3. Cetirizine can also have the function for cold urticaria.
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