Overview
This article explains feeling sick (nausea) as a side effect of Wegovy and Mounjaro, when it is most likely to occur, and practical steps you can take to manage it. Use this guidance if you feel nauseous after starting treatment or increasing your dose.
Why nausea happens
Feeling sick (nausea) is a very common side effect of Wegovy and Mounjaro and can affect more than 1 in 10 people.
Nausea is most likely to occur:
When you first start the medication
When your dose is increased
For most people, nausea improves as the body adjusts to the medication.
What can help reduce nausea
Many people find that simple lifestyle changes help manage nausea while taking Wegovy or Mounjaro:
Drink plenty of fluids
Choose small, frequent sips of:Cold water
Herbal teas
Get fresh air
Opening windows or taking short walks outside may help reduce feelings of sickness.Eat small, frequent meals
Eating little and often can be easier to tolerate than large meals.Reduce sugary and fatty foods
Foods high in sugar or fat can worsen nausea for some people.Avoid strong smells
Try to avoid cooking or eating foods with strong smells if these make nausea worse.
Need extra support?
Most people can manage nausea using the steps above.
If nausea:
Does not improve
Becomes difficult to manage
Or you would like advice about anti-sickness medication
You can contact the clinical team for personalised support.
Learn more
You can read more about nausea, other side effects, and general guidance on GLP-1 medications in the Weight Loss Guide.
If you still need help after reviewing the information above, additional assistance is available