Histazyn Diphenhydramine 50mg - 1 Capsule

Indications / Uses

HISTAZYN Diphenhydramine 50mg is used for relieving symptoms of allergic conditions including sneezing, runny nose, and itchy eyes or skin caused by seasonal allergies. It effectively manages skin reactions such as hives and provides temporary relief from occasional sleeplessness by promoting drowsiness. This medication also helps prevent motion sickness during travel and may reduce symptoms of mild parkinsonism.

Formulation / Ingredients
HISTAZYN Diphenhydramine 50mg contains: Diphenhydramine Hydrochloride 50mg + excipients.

Side Effects

HISTAZYN Diphenhydramine 50mg common side effects include: drowsiness, dry mouth, dizziness, and coordination difficulties. Less frequently reported reactions include nausea, constipation, blurred vision, or urinary retention. Discontinue use immediately if rapid heartbeat or breathing difficulties occur.

Directions and Dosage

• Adults & Adolescents (12+ years): 1 capsule (50mg) every 4-6 hours. Maximum: 6 capsules (300mg) in 24 hours

Not recommended for children under 12 years. Maximum treatment duration: 7 days unless directed otherwise. May be taken with or without food.

Contraindications

Do not use with narrow-angle glaucoma, urinary retention, severe respiratory conditions, or during asthma attacks. Avoid in patients taking MAO inhibitors or with known hypersensitivity to antihistamines.

Special Precautions

• Avoid alcohol and CNS depressants which increase drowsiness
• Use caution when driving or operating machinery
• Monitor for dizziness in elderly patients
• Not recommended for prolonged use without evaluation

Is it safe to take it with other medications?

May interact with sedatives, antidepressants, or alcohol causing increased drowsiness. Avoid concurrent use with other antihistamines or sleep aids.

How should I store it?

Store below 30°C in original packaging. Keep container tightly closed and protect from moisture. Avoid exposure to light.

Used For

Allergies, Sleep Aid

Age

12 years+