Histanil-D Tablet 5mg

About Histanil-D Tablet 5mg

Histanil-D Tablet 5mg Uses

• Seasonal and year round allergic rhinitis
• Sneezing, runny nose and itchy or watery eyes
• Chronic idiopathic urticaria with hives and skin itching

Histanil-D Tablet 5mg Benefits

• Once daily dosing for all day relief
• Low sedation compared to older first generation antihistamines
• Fast onset of action for acute allergy flare ups

What Experts Say

Allergic rhinitis is extremely common across Pakistan due to year round exposure to dust, pollen, smog and urban air pollution. Doctors frequently recommend second generation antihistamines because they control symptoms effectively without the heavy sedation seen with older first generation drugs like chlorpheniramine.

Desloratadine works by blocking histamine H1 receptors, which prevents the cascade of sneezing, itching, mucus production and nasal swelling triggered by an allergic response. Its longer half life allows once daily dosing, which supports better adherence over a full allergy season compared to shorter acting antihistamines that need multiple daily doses.

Physicians also value its favorable safety profile for longer term use in chronic urticaria, where daily antihistamine therapy for weeks or months is often required to keep hives and itching under control. Regular follow up helps confirm the dose remains adequate as symptoms change over time, and the dose can be adjusted if breakthrough itching occurs.

Drug Class

• Second Generation Antihistamine (H1 Receptor Antagonist)

Histanil-D Tablet 5mg formula

• Desloratadine

Available forms

• Tablet

How to use Histanil-D Tablet 5mg?

• Take one tablet once daily with or without food.
• Swallow the tablet whole with a glass of water.
• Take the dose at the same time each day.
• Do not exceed the dose recommended by your doctor or pharmacist.
• Consult a doctor if symptoms persist beyond a few days.

Drug Interactions

• Alcohol And Sedatives: May increase drowsiness when combined with desloratadine.
• Ketoconazole And Erythromycin: Can raise desloratadine blood levels through shared metabolic pathways.
• Other Antihistamines: Combining with additional antihistamines increases the risk of excessive sedation.

Risks and warnings

• Drowsiness: Uncommon but can occur, so caution is advised when driving until the response is known.
• Kidney Or Liver Impairment: A lower dose may be needed in patients with significant kidney or liver disease.
• Pregnancy And Breastfeeding: Should be used only if clearly needed and advised by a doctor.
• Children Under 6: Not recommended without direct medical guidance.
• Alcohol: May increase drowsiness when combined with alcohol.
• Allergic Reaction: Rare cases of hypersensitivity including facial swelling have been reported.

Histanil-D Tablet 5mg Side Effects

• Dry mouth
• Headache
• Fatigue
• Mild drowsiness
• Sore throat
• Nausea
• Severe allergic reaction with swelling of the face or throat
• Irregular heartbeat (rare)

Storage Conditions

• Store below 30°C in a dry place.
• Protect from direct sunlight.
• Keep tablets in their original blister pack until use.
• Keep out of reach of children.