About Levocetirizine
Medically reviewed by Dr Khizer Hussain Junaidy, MD Pharmacology, Diabetologist & Bariatric Physician, on 23 Oct 2026.
What it is for
An anti-allergy medicine for sneezing, runny nose, itchy eyes and itchy skin rash (urticaria).
How to take it
Take it once a day, usually at night.
Common side effects
- Sleepiness in some people.
- Dry mouth.
Call your doctor if
- Swelling of the face or lips, or breathing difficulty.
Take care
Avoid alcohol. Do not drive if it makes you sleepy. Lower dose in kidney disease.
From our clinic: Taking it at bedtime reduces daytime sleepiness.
About Montelukast
Medically reviewed by Dr Khizer Hussain Junaidy, MD Pharmacology, Diabetologist & Bariatric Physician, on 23 Oct 2026.
What it is for
Prevents asthma symptoms and reduces allergic sneezing and blocked nose. Often combined with levocetirizine.
How to take it
Take it once a day in the evening, with or without food. It is not for a sudden asthma attack.
Common side effects
- Headache, stomach upset.
- Rarely, changes in mood or sleep, vivid dreams.
Call your doctor if
- Low mood, anxiety, sleep walking or thoughts of self-harm, in adults or children.
- Asthma getting worse.
Take care
Keep using your reliever inhaler for sudden breathlessness.
From our clinic: Parents: tell the doctor about any change in your child's behaviour or sleep.
About Ambroxol
Medically reviewed by Dr Khizer Hussain Junaidy, MD Pharmacology, Diabetologist & Bariatric Physician, on 23 Oct 2026.
What it is for
Loosens thick mucus in cough with phlegm.
How to take it
Take it after food, as advised. Drink plenty of warm fluids.
Common side effects
Call your doctor if
- Cough for more than 3 weeks.
- Blood in the phlegm.
- High fever or breathlessness.
Take care
Stop it and see the doctor if you get a skin rash, blisters or mouth sores. Do not give it to a child under 2 years unless the doctor advises. Tell the doctor if you are pregnant.
From our clinic: Most coughs from colds settle in 2 to 3 weeks on their own.
General information for patients, not a substitute for your doctor's advice. Your dose and plan may differ.
Details are taken from the maker's pack listing and our billing system. Prices are MRP and may change. This page is not medical advice: do not start, stop or switch a medicine without your doctor. Page updated 23 Oct 2026.