Diphenhydramine HCl 25 mg/1 (Diphenhydramine HCl TABLET, FILM COATED) 25 mg/1

Diphenhydramine HCl 25 mg tablets offer antihistamine relief for allergies and sleep support. Learn about uses, effects, and precautions for this common medication.

Strength

25 mg/1

Pack Size

100 TABLET, FILM COATED in 1 BOTTLE, PLASTIC (0536-1214-29)

Manufacturer / TM Owner

Rugby Laboratories

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Indications & Clinical Uses

Diphenhydramine HCl is an antihistamine commonly used for allergy relief, helping to alleviate symptoms like sneezing, itching, and runny nose. It is also used as a sleep aid due to its sedative effects, making it a popular choice for those seeking temporary relief from occasional sleeplessness. People often ask, 'What is Diphenhydramine HCl used for?' and the answer includes its role in managing allergic reactions and promoting sleep.

Side Effects

Diphenhydramine HCl tablets are known to cause drowsiness, which is why they are often taken before bedtime. Some users may experience dry mouth, blurred vision, or dizziness. These effects can vary from person to person, and it's important to be aware of how your body responds to the medication.

Precautions & Warnings

When using Diphenhydramine HCl, it's advisable to avoid activities that require alertness, such as driving or operating machinery, until you know how the medication affects you. Always follow the instructions provided by your healthcare professional and store the tablets in a cool, dry place away from children.

Avoid Interactions

Diphenhydramine HCl may interact with alcohol, increasing the risk of drowsiness. It can also interact with other medications that cause drowsiness, such as sedatives or tranquilizers. Always consult with a healthcare professional before combining Diphenhydramine HCl with other medications or substances.

Frequently Asked Questions

Diphenhydramine HCl is primarily used for allergy relief and as a sleep aid due to its antihistamine and sedative properties.

Diphenhydramine HCl tablets are taken orally, typically with or without food, as directed by a healthcare professional.

Yes, drowsiness is a common effect of Diphenhydramine HCl, which is why it is often used as a sleep aid.

If you experience side effects, consult a healthcare professional for advice tailored to your situation.

It is generally advised to avoid alcohol while taking Diphenhydramine HCl, as it can increase the risk of drowsiness.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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