Prescription requiredLocal anaesthetic

Zylow Ac 2.5% Gel — Side Effects & Warnings

Known side effects of Zylow Ac 2.5% Gel include Temporary burning or stinging, redness, itching, irritation, numbness/tingling, dryness. Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated June 2026

Common Side Effects

Temporary burning or stinging
redness
itching
irritation
numbness/tingling
dryness

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

Do not use if allergic to lidocaine/amide local anaesthetics. Avoid contact with eyes; if contact occurs, rinse well with water. Do not apply to large areas, open wounds, or for prolonged periods without medical advice (risk of systemic absorption). Stop and seek medical help if severe rash, swelling, breathing difficulty, dizziness, or irregular heartbeat occurs. Use with caution in severe liver disease and in children; keep out of reach of children to prevent accidental ingestion.

Drug Interactions

Zylow Ac 2.5% Gel may interact with the following:

Other local anaesthetics
Class I antiarrhythmics (e.g.
mexiletine)
beta-blockers (e.g.
propranolol) and cimetidine may increase lidocaine levels (mainly relevant with large-area/prolonged use).

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Consult doctor

Alcohol Interaction

No known interaction

Habit Forming

Storage

Store below 25°C. Protect from heat and direct light. Keep tube tightly closed; do not freeze.

Zylow Ac 2.5% Gel — Safety Summary

Composition: Benzoyl Peroxide (2.5%w/w)
Prescription: Required (Rx)
Pregnancy: Consult doctor
Alcohol: No known interaction
Habit forming: No

Zylow Ac 2.5% Gel — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

Get help from a doctor

Consult a doctor

Discuss side effects with a qualified doctor online.

View all medicines

Full product details for Zylow Ac 2.5% Gel.

Lab tests

Book tests to monitor your health while on medication.

Sick leave certificate

Unwell and need rest? A doctor can issue a leave certificate online, from ₹499.

Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.