Diphenhydramine Hydrochloride 50 mg/mL (Diphenhydramine Hydrochloride INJECTION) 50 mg/mL

Diphenhydramine Hydrochloride 50 mg/mL is an injectable medication used for various purposes, including allergy relief and sedation. This product is manufactured by Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc. and is available in 25 vials per package.

Strength

50 mg/mL

Pack Size

25 VIAL, GLASS in 1 PACKAGE (23155-264-41) / 1 mL in 1 VIAL, GLASS (23155-264-31)

Manufacturer / TM Owner

Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.

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Pack/s

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Indications & Clinical Uses

Diphenhydramine Hydrochloride is commonly used to treat allergy symptoms such as itching, sneezing, and runny nose. It can also be used for its sedative effects to help with sleep or to calm nausea. This medication is often administered intramuscularly or intravenously for quick relief. People often ask, 'What is Diphenhydramine Hydrochloride used for?' and the answer includes its role in managing allergic reactions and providing sedation.

Side Effects

Diphenhydramine Hydrochloride may cause drowsiness, which is why it is often used as a sedative. Other common effects include dry mouth and blurred vision. Some users may experience dizziness or mild stomach upset. These effects can vary from person to person and are generally mild.

Precautions & Warnings

It is important to handle Diphenhydramine Hydrochloride with care, especially if you are operating machinery or driving. Avoid alcohol while using this medication, as it can enhance sedative effects. Always follow the advice of a healthcare professional regarding the use of this medication.

Avoid Interactions

Diphenhydramine Hydrochloride can interact with other medications, particularly those that cause drowsiness. Alcohol and certain antidepressants may also interact with this medication. It is advisable to consult a healthcare professional before combining Diphenhydramine Hydrochloride with other substances.

Frequently Asked Questions

Diphenhydramine Hydrochloride is used for allergy relief and as a sedative. It can help with symptoms like itching, sneezing, and nausea.

Diphenhydramine Hydrochloride is typically administered intramuscularly or intravenously for quick relief.

Common side effects include drowsiness, dry mouth, and blurred vision. Some users may also experience dizziness or mild stomach upset.

Diphenhydramine Hydrochloride can interact with other medications, especially those that cause drowsiness. Always consult a healthcare professional before combining it with other substances.

It is advisable to avoid alcohol while using Diphenhydramine Hydrochloride, as it can enhance the sedative effects.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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