Varenicline
Varenicline is a medicine used to support smoking cessation by reducing nicotine craving and reward. Behavioural support improves the treatment plan.
Key points
- Nausea and vivid dreams are common, while sleepwalking or dangerous sleep behaviour needs prompt review.
- New severe mood change, agitation or suicidal thinking requires urgent assessment.
- Kidney function affects exposure, and seizure risk needs individual review.
Select a listed product and pack to order online. Whether it suits you depends on cessation planning and kidney and mental-health assessment; ask your doctor or pharmacist.
What varenicline is used for
Varenicline is used within a supported attempt to stop smoking and does not remove the need to plan triggers, withdrawal and relapse prevention.
Important safety checks
Review kidney disease, seizures, mental-health history, pregnancy, alcohol reactions and other cessation medicines. Avoid driving if dizzy, sleepy or impaired.
When to seek urgent care
Seek urgent help for suicidal intent, seizure, dangerous behaviour while not fully awake, facial swelling, breathing difficulty or a severe blistering rash.
Further reading
What is varenicline used for?
Varenicline helps you stop smoking by easing nicotine cravings and reducing the reward you get from cigarettes. It is used as part of a planned attempt to quit that also covers triggers, withdrawal and avoiding relapse.
How does varenicline work?
Varenicline attaches to the same brain receptors that nicotine does, stimulating them mildly to ease cravings while blocking nicotine from binding, so smoking feels less rewarding.
What varenicline product does SGMeds list?
The varenicline product on SGMeds is Champix, and its page gives the strengths and pack sizes.
How long does varenicline take to work?
Varenicline can take 1 to 2 weeks before you notice it working. A course usually lasts 12 weeks.
What are the side effects of varenicline?
Nausea and trouble sleeping are common, and some people get vivid dreams or headaches. Get urgent help for new severe mood changes, agitation or thoughts of harming yourself.
Can varenicline be taken with other medicines?
Nicotine replacement therapy can interact with it. If you use nicotine replacement or another stop-smoking medicine, ask a doctor or pharmacist before you combine treatments.
What does varenicline cost in Singapore dollars?
The product on this page shows a price for each strength and pack size in Singapore dollars, converted from US dollars, so the exchange rate can change the final amount. Larger packs usually cost less per tablet.
Payment and prices →Do I need a prescription for varenicline in Singapore?
No. SGMeds does not ask for a prescription to order varenicline: we place the order with our pharmacy partner, which prepares it and arranges delivery on your behalf.
Ordering without a prescription →Do you deliver varenicline to Singapore?
Yes. Parcels go to Singapore and Malaysia by Express shipping (tracked, up to 1 week) or Regular shipping (up to 3 weeks).
How ordering works →