Ondem Syrup contains Ondansetron (2mg/5ml). It is marketed by Alkem Laboratories Ltd and comes as 1 bottle of 30 ml. The MRP at Caspian Pharmacy, Vijay Nagar Colony, Hyderabad is ₹40.49.
About Ondansetron
Medically reviewed by Dr Khizer Hussain Junaidy, MD Pharmacology, Diabetologist & Bariatric Physician, on 23 Oct 2026.
What it is for
Prevents and treats nausea and vomiting, including from stomach infections and after surgery.
How to take it
Mouth-dissolving tablets are placed on the tongue. Take as advised, usually every 8 to 12 hours.
Common side effects
Headache, constipation.
Call your doctor if
Fast or uneven heartbeat.
Vomiting with severe belly pain or blood.
Take care
Tell the doctor about heart rhythm problems.
From our clinic: Sip ORS slowly after vomiting settles to avoid dehydration.
General information for patients, not a substitute for your doctor's advice. Your dose and plan may differ.
Pick it up today, or ask for delivery
Caspian Pharmacy 10-3-761/8, Opp. Post Office, Vijay Nagar Colony, Hyderabad 500057 Inside Caspian Healthcare. Close to Masab Tank, Mehdipatnam and Humayun Nagar.
Open 24 hours, every day Including Sundays and holidays.
Keep it ready for me WhatsApp the name and quantity. We keep it ready at the counter.
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.