| Customization: | Available |
|---|---|
| Function: | Anti-Allergic Agents |
| Certification: | GMP |
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Introduction
Diphenhydramine hydrochloride: Diphenhydramine hcl;Benzhydramine hydrochloride; 2-(Benzhydryloxy)-N,N-dimethylethylamine hydrochloride; N-(2-Diphenylmethoxyethyl)-N,N-dimethylamine hydrochloride
Molecular Structure:
Molecular Formula: C17H21NO.HCl
Molecular Weight: 291.82
CAS No.:147-24-0
EINECS: 205-687-2
Quality standard: USP/BP/EP/CP
Appearance: White crystalline powder
Diphenhydramine is a H1-histamine receptor antagonist. Diphenhydramine is categorized as an antihistaminic; sedative, hypnotic.
Diphenhydramine hydrochloride in the parenteral form is a sterile, pyrogen-free solution available in a concentration of 50 mg of diphenhydramine hydrochloride per mL. The solutions for parenteral use have been adjusted to a pH between 5.0 and 6.0 with either sodium hydroxide or hydrochloric acid and contains 0.1 mg/mL benzethonium chloride as a germicidal agent.
Function
Able to eliminate all kinds of allergy symptoms. Its central inhibition significantly, but not as good as promethazine hydrochloride; Still have a calming, anti-motion sickness, antiemetic, and anticholinergic effects, can relieve bronchial smooth muscle spasm. Used for a variety of allergic skin diseases, such as urticaria, insect bites disease; Also used for motion sickness, nausea, vomiting.
Specification
| Item | Standard | Result | ||||
| Identification | UV,IR | Conform | ||||
| Identification | 1.2.3.rection:positive | Conform | ||||
| Characteristics | white crystalline powder | Conform | ||||
| relation substances | meet request | Conform | ||||
| loss on drying | 0.5% max | 0.10% | ||||
| residue on ignition | 0.1% max | 0.01% | ||||
| microbe limited | meet request | Conform | ||||
| Assay | 99.0% min | 99.10% | ||||
| Conclusion | The product meet the standard of CP2005. | |||||
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