The NHS website

Diarrhoea and vomiting

Diarrhoea and vomiting are common in adults, children and babies. Find out how to treat and avoid spreading them, and when to get medical help.

Read all about norovirus, including how it's spread, what the symptoms are, when to get medical advice and how to stop it spreading.

Find out about the side effects of antibiotics, including the symptoms of an allergic reaction.

Find out about common side effects of chemotherapy, including what can be done to reduce or prevent them.

Read about the main side effects of radiotherapy, including sore skin, tiredness and temporary hair loss, and how to manage them.

As with any type of surgery, a gastrectomy carries a risk of complications. Problems can also occur because of changes in the way you digest food.

Find out about the rotavirus vaccine, including why it's given, who should have it and what the possible side effects are.

NHS medicines information on dosage for Pepto-Bismol, how to take it and what to do if you miss a dose or take too much.

NHS medicines information on Pepto-Bismol – what it's used for and key facts.

Find out what to do if you're sick or have diarrhoea after taking the combined pill.