Known side effects of Allercet M Syrup include Drowsiness, dizziness, dry mouth, headache, fatigue, abdominal pain, nausea, diarrhea. Not everyone experiences these side effects.
This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.
Important Warnings
May cause drowsiness—avoid driving/alcohol if affected. Use with caution in kidney disease (levocetirizine dose adjustment may be needed). Montelukast has been associated with mood/behavior changes (agitation, sleep disturbances, depression, suicidal thoughts); stop and seek medical help if these occur. Not for sudden acute asthma attack; keep rescue inhaler as advised. Use in children only as per age-appropriate dose prescribed.
Drug Interactions
Allercet M Syrup may interact with the following:
Alcohol and other CNS depressants (increased drowsiness)
sedating antihistamines
other leukotriene antagonists (duplicate therapy). Rifampicin/phenobarbital/phenytoin may reduce montelukast effect. Theophylline may lower montelukast levels slightly.
Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.
Pregnancy Safety
Consult doctor (use with caution; generally avoided unless clearly needed)
Alcohol Interaction
Use with caution (may increase drowsiness)
Habit Forming
No
Storage
Store below 25°C, protect from light and moisture. Keep bottle tightly closed; do not freeze. Keep out of reach of children.
Allercet M Syrup — Safety Summary
Composition
Levocetirizine dihydrochloride 2.5 mg + Montelukast 4 mg per 5 mL (common formulation; verify pack label)
Prescription
Required (Rx)
Pregnancy
Consult doctor (use with caution; generally avoided unless clearly needed)
Alcohol
Use with caution (may increase drowsiness)
Habit forming
No
Allercet M 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.
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.
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