Stomach and digestion on a GLP‑1
Feeling sick, constipation, reflux and stomach pain are different questions. These guides give each one its own space, including the source wording on symptoms, frequency and when to get help. They do not diagnose the cause of a symptom.
A place to start
Feeling sick?
Start with what the NHS and leaflets say about nausea and vomiting.
Feeling sick on a GLP-1Constipation or diarrhoea?
Read the constipation guide, or find the separate diarrhoea guide below.
Constipation on a GLP-1Worried about stomach pain?
Read the serious stomach pain guide for the warnings given in the leaflets.
Stomach pain: when it’s serious
Find a guide
Search by medicine, symptom or question.
8 guides in stomach & digestion
Stomach pain: when it’s serious
What the leaflets and the NHS say severe stomach pain can be a sign of, and what they say to do about it.
Checked against 7 sources on 12 October 2026
Read the guideFeeling sick on a GLP-1
How common feeling and being sick are on each medicine, what Zepbound’s trials found, and what the leaflets say.
Checked against 6 sources on 12 October 2026
Read the guideDiarrhoea on a GLP-1
How common diarrhoea is on each medicine, what Zepbound’s trials found, and why the leaflets stress fluids.
Checked against 6 sources on 12 October 2026
Read the guideConstipation on a GLP-1
How common constipation is on each medicine, what Zepbound’s trials found, and the severe forms the sources list.
Checked against 6 sources on 12 October 2026
Read the guideHeartburn, burping and indigestion
Which leaflets list heartburn, burping and indigestion, how common they are, and what Zepbound’s trials found.
Checked against 6 sources on 12 October 2026
Read the guideBloating and wind
How common bloating and wind are on each medicine, what Zepbound’s trials found, and when it’s serious.
Checked against 6 sources on 12 October 2026
Read the guideGallstones and the gallbladder
How common gallstones are on each medicine, what Zepbound’s trials found, and the signs its label lists.
Checked against 6 sources on 12 October 2026
Read the guideSurgery, sedation and the dentist
What the leaflets and the NHS say to tell your doctor or dentist before an operation, an anaesthetic or sedation.
Checked against 6 sources on 12 October 2026
Read the guide