Spasler-P Syrup Side Effects in Pakistan

Spasler-P Syrup side effects — a complete guide. From common effects to serious warnings — everything you need to know is on this page.

Compiled by the PakVita Editorial Team · AI-assisted drafting with editorial review · Sourced from DRAP, WHO, BNF · Last updated: 2026-05-06

Side Effects

Quick Answer

Common side effects of Spasler-P Syrup include dry mouth and blurred vision. Serious effects such as breathing issue require immediate medical attention. Most patients tolerate Spasler-P Syrup well at the correct dose. Contact your doctor if any side effect persists or worsens.

Side Effects at a Glance

Common

Dry mouth
Blurred vision
Constipation

Serious — See a Doctor

Breathing issue
Fainting
Severe swelling

When to See a Doctor Immediately

Severe stomach pain
Persistent nausea or vomiting
Difficulty breathing

Spasler-P Syrup Side Effects (Nuksanat)

Spasler-P Syrup (Hyoscine Butylbromide) is generally safe when taken at the correct dose. However, like all medicines, it can cause side effects in some patients.

Common Side Effects (Aam Nuksanat)

Dry mouth
Blurred vision
Constipation

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

Serious Side Effects (Sanjeedah Nuksanat)

Breathing issue — see a doctor immediately
Fainting — see a doctor immediately
Severe swelling — see a doctor immediately

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

Severe stomach pain
Persistent nausea or vomiting
Difficulty breathing

Warnings and Precautions (Ihtiyat)

Avoid using Spasler-P Syrup if you are allergic to Hyoscine Butylbromide
Do not use if you have glaucoma

Side Effects Summary Table

Type	Side Effect	Action
Common	Dry mouth	Monitor / inform doctor
Common	Blurred vision	Monitor / inform doctor
Common	Constipation	Monitor / inform doctor
Serious	Breathing issue	See a doctor immediately
Serious	Fainting	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 Spasler-P Syrup?

The most commonly reported side effects of Spasler-P Syrup include dry mouth and blurred vision. These are usually mild and go away on their own. Inform your doctor if they persist.

Can Spasler-P Syrup cause allergic reactions?

Yes, like all medicines, Spasler-P Syrup can cause allergic reactions in some people. Signs include rash, itching, swelling, or difficulty breathing. Stop use and seek medical help immediately if this happens.

Is Spasler-P Syrup safe to take for a long time?

Long-term safety depends on the condition and the patient. Your doctor will monitor for any signs of breathing issue if continued use is needed.

What should I do if I experience side effects from Spasler-P Syrup?

For mild side effects, inform your pharmacist. For serious effects such as breathing issue, stop the medicine and contact your doctor immediately or go to the nearest hospital.

Does Spasler-P Syrup affect the liver or kidneys?

Spasler-P Syrup may require dose adjustment in patients with liver or kidney impairment. Your doctor will advise based on your test results and overall health condition.

Brand alternatives, same-class options, and other medicines used for the same conditions as Spasler-P Syrup.

Brand alternatives

Other Hyoscine Butylbromide brands available in Pakistan.

All brands →

Buscopan Tablet
Hyoscine Butylbromide
Sanofi-AventisRs. 125–230

Other antispasmodics

Sibling medicines in the Antispasmodics class.

All in class →

Used for the same conditions

Other medicines commonly used for fever and overlapping conditions.

Fever hub →

Sources

DRAP Registered Products Database — Drug Regulatory Authority of Pakistan
WHO Model List of Essential Medicines, 23rd ed. (2023) — World Health Organization
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.