GLP-1 weight loss injections can cause side effects in some people. Most commonly, digestive issues like nausea, diarrhoea, constipation, or stomach pain – affecting around 1 in 10 users. Other possible side effects include tiredness, dizziness, hair loss, low blood sugar, or a fast heart rate. These symptoms often ease as your body adjusts to the medication.
If you do experience side effects, your Tesco Pharmacist is here to help. They can offer advice, adjust your dose, or discuss whether continuing treatment is right for you.