Prescription requiredRespiratory (Cough and Cold)

Alcon Plus Syrup — Side Effects & Warnings

Known side effects of Alcon Plus Syrup include Nausea, stomach upset, dizziness, drowsiness, dry mouth, headache, rash. Not everyone experiences these side effects.

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

Common Side Effects

Nausea
stomach upset
dizziness
drowsiness
dry mouth
headache
rash

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

Important Warnings

Exact composition varies by manufacturer; verify on label before use. Use caution in asthma/COPD, liver disease, glaucoma, enlarged prostate, and in children (dose must be age/weight based). Seek medical care for breathing difficulty, severe drowsiness, or allergic reaction.

Drug Interactions

Alcon Plus Syrup may interact with the following:

Alcohol and other sedatives
antihistamines
cough suppressants
MAO inhibitors
certain antidepressants
other medicines containing the same ingredients (overdose risk)

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

Pregnancy Safety

Consult doctor

Alcohol Interaction

Use with caution

Habit Forming

Storage

Store at room temperature below 25°C. Keep tightly closed, away from direct sunlight and moisture. Keep out of reach of children.

Alcon Plus Syrup — Safety Summary

Prescription: Required (Rx)
Pregnancy: Consult doctor
Alcohol: Use with caution
Habit forming: No

Alcon Plus Syrup — 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.

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Full product details for Alcon Plus Syrup.

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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.