Desora Syrup Side Effects in Pakistan

Desora Syrup (desloratadine 0.5 mg/ml) side effects in children and adults, from common mild effects to very rare serious warning signs, and when to see a doctor.

Compiled by the PakVita Editorial Team · AI-assisted drafting with editorial review · Sourced from DRAP, WHO, BNF · Last updated: 2026-10-31 · Review date on file: 2026-10-31

A named review is not recorded for this page. Confirm medicine advice with your doctor or pharmacist.

Side Effects

Quick Answer

Most people have no side effects from Desora Syrup (desloratadine 0.5 mg/ml); the most common are tiredness, dry mouth and headache, and diarrhoea, fever or poor sleep in children under 2. Serious reactions are very rare: get emergency help for swelling of the face, lips or throat or difficulty breathing.

Side Effects at a Glance

Reported effects

Tiredness (fatigue)
Dry mouth
Headache
Diarrhoea, fever and difficulty sleeping (in children under 2 years)

Reactions needing medical advice

Severe allergic reaction: swelling of the lips, face, tongue or throat, or difficulty breathing
Fast, slow or irregular heartbeat
Seizures (fits)
Liver inflammation (yellow skin or eyes)
Hallucinations

When to See a Doctor Immediately

Swelling of the lips, face, tongue or throat, or difficulty breathing (get emergency help)
A fast, slow or irregular heartbeat
A seizure (fit)
Yellow skin or eyes
Allergy symptoms or hives that do not improve or keep coming back

Desora Syrup Side Effects (Nuksanat)

Desora Syrup (desloratadine 0.5 mg/ml) is a non-drowsy antihistamine and is generally well tolerated at the correct dose. However, like all medicines, it can cause side effects in some people.

Common Side Effects (Aam Nuksanat)

Tiredness (fatigue)
Dry mouth
Headache
Diarrhoea, fever and difficulty sleeping (in children under 2 years)

These side effects are usually mild. If they continue, inform your doctor or pharmacist.

Serious Side Effects (Sanjeedah Nuksanat)

These are very rare.

Severe allergic reaction: swelling of the lips, face, tongue or throat, or difficulty breathing — get emergency help
Fast, slow or irregular heartbeat — see a doctor immediately
Seizures (fits) — get emergency help
Liver inflammation (yellow skin or eyes) — see a doctor immediately
Hallucinations — see a doctor immediately

When to See a Doctor (Kab Doctor Se Milna Zaroori Hai)

Swelling of the lips, face, tongue or throat, or difficulty breathing (get emergency help)
A fast, slow or irregular heartbeat
A seizure (fit)
Yellow skin or eyes
Allergy symptoms or hives that do not improve or keep coming back

Warnings and Precautions (Ihtiyat)

Do not use Desora Syrup if you are allergic to desloratadine, loratadine or any ingredient in the syrup
Kidney or liver problems: ask your doctor first, as a lower starting dose may be advised
A personal or family history of seizures (fits): check with your doctor before use
Children under 1 year: use only on a doctor's advice
Pregnancy or breastfeeding: use only on your doctor's advice

Side Effects Summary Table

Type	Side Effect	Action
Common	Tiredness	Monitor / inform doctor
Common	Dry mouth	Monitor / inform doctor
Common	Headache	Monitor / inform doctor
Common	Diarrhoea, fever or poor sleep (under 2 years)	Monitor / inform doctor
Serious	Swelling of the face, lips, tongue or throat, or difficulty breathing	Get emergency help
Serious	Fast, slow or irregular heartbeat	See a doctor immediately
Serious	Seizure (fit)	Get emergency help
Serious	Yellow skin or eyes	See a doctor immediately

Reporting Side Effects

If you notice any unexpected side effect, report it on the DRAP pharmacovigilance portal: https://www.dra.gov.pk/pharmacovigilance

The information in this guide is for educational purposes only. If you notice any side effect, contact your doctor or pharmacist.

Frequently Asked Questions

What are the most common side effects of Desora Syrup?

The most commonly reported side effects are tiredness, dry mouth and headache. In children under 2, diarrhoea, fever and difficulty sleeping are the most common. They are usually mild. Inform your doctor or pharmacist if they persist.

Can Desora Syrup cause allergic reactions?

Yes, very rarely. Signs include rash, itching, swelling of the face, lips or throat, or difficulty breathing. Stop the medicine and get emergency help if this happens.

Is Desora Syrup safe to take for a long time?

Desloratadine can be used for as long as allergy symptoms last, but use it only for as long as it is needed. Ask your doctor to review the allergy if it is needed for long periods.

What should I do if I experience side effects from Desora Syrup?

For mild side effects, inform your pharmacist. For swelling of the face or throat, difficulty breathing, an abnormal heartbeat or a seizure, stop the medicine and get medical help straight away.

Does Desora Syrup affect the liver or kidneys?

Liver inflammation has been reported very rarely; see a doctor if the skin or eyes turn yellow. If there are existing kidney or liver problems, ask your doctor first, as a lower starting dose may be advised.

Explore entries related to Desora Syrup by ingredient, class and listed uses. These links are not recommendations to switch treatment.

Same ingredient

Other entries for Desloratadine. Form, strength and route can differ; ask a pharmacist before substituting.

Ingredient directory →

Other antihistamines (allergy medicine)

Sibling medicines in the Antihistamines (Allergy Medicine) class.

All in class →

Related by listed uses

Entries with overlapping fever tags; they may address different diagnoses.

Fever hub →

Sources

DRAP Registered Product Data (Public Registry) — Drug Regulatory Authority of Pakistan
Aerius (desloratadine): EPAR Product Information — European Medicines Agency
British National Formulary (BNF) — BMJ Group & Pharmaceutical Press

Medical disclaimer

This page is for educational use only and does not replace professional medical advice. Always confirm diagnosis, dose, and interactions with a qualified doctor or pharmacist before starting or changing any medicine.