Diphenhydramine Hydrochloride: High-Purity API for Pharmaceutical and Research Applications

A vital pharmaceutical intermediate for allergy relief, insomnia, and cold symptom management.

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Key Advantages

High Purity and Quality

Ensuring pharmaceutical-grade quality, this compound offers >99% purity, critical for reliable research and drug manufacturing processes, meeting USP/BP standards.

Versatile Pharmaceutical Applications

Beyond its antihistamine properties, it serves as a potent sedative and anticholinergic, making it valuable for multiple therapeutic areas including cough and cold relief.

Established Safety Profile

With a long history of use, Diphenhydramine Hydrochloride provides a well-understood safety profile when used as directed, though caution with certain contraindications is advised.

Key Applications

Allergy Treatment

Effectively manages allergic reactions, including hay fever and skin manifestations like urticaria, by blocking histamine H1 receptors.

Insomnia Relief

Its sedative properties make it a common ingredient in over-the-counter sleep aids for short-term management of insomnia.

Motion Sickness Management

Used for the active treatment and prevention of motion sickness, offering relief from nausea and dizziness.

Cold Symptom Relief

Helps alleviate common cold symptoms such as sneezing, runny nose, and watery eyes.