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Weight loss injections/treatments

Discuss weight-loss injections and treatments, including personal experiences. Mumsnet hasn't checked the qualifications of anyone posting here. You may wish to speak to a medical professional before starting any treatments.

Long term wegovy side effects

5 replies

Hopthegoodgod · 18/08/2025 11:27

Been on Wegovy for 20 months. Only lost 1.5stone. BMI is 25 so other providers will not prescribe Mounjero. ( Plus the new cost puts me off). Very tired, thirsty , itchy skin ( especially face) and pins and needles in soles of feet. Anyone else experienced these side effects? Also incredible sweet tooth- cravings for sweets. (Never had sweet tooth before). Anyone else had these?

OP posts:
Klp122 · 18/08/2025 11:28

Sounds like symptoms of T2 Diabetes...

Newyeargymwanker · 18/08/2025 11:30

Off to the GP you go

dogcatkitten · 18/08/2025 11:40

The advice is discuss any side effects with your health care provider. This is the list of potential side effects. In reverse order worst first! Fatigue is one and low blood sugar can make you crave sweets.

Important Safety Information
What is the most important information I should know about Wegovy®?
Wegovy® may cause serious side effects, including:
Possible thyroid tumors, including cancer. Tell your healthcare provider if you get a lump or swelling in your neck, hoarseness, trouble swallowing, or shortness of breath. These may be symptoms of thyroid cancer. In studies with rodents, Wegovy® and medicines that work like Wegovy® caused thyroid tumors, including thyroid cancer. It is not known if Wegovy® will cause thyroid tumors or a type of thyroid cancer called medullary thyroid carcinoma (MTC) in people
Do not use Wegovy® if you or any of your family have ever had a type of thyroid cancer called medullary thyroid carcinoma (MTC) or if you have an endocrine system condition called Multiple Endocrine Neoplasia syndrome type 2 (MEN 2)

Do not use Wegovy® if:
you or any of your family have ever had a type of thyroid cancer called medullary thyroid carcinoma (MTC) or if you have an endocrine system condition called Multiple Endocrine Neoplasia syndrome type 2 (MEN 2)
you have had a serious allergic reaction to semaglutide or any of the ingredients in Wegovy®

Before using Wegovy®, tell your healthcare provider if you have any other medical conditions, including if you:
have or have had problems with your pancreas or kidneys
have type 2 diabetes and a history of diabetic retinopathy
have or have had depression, suicidal thoughts, or mental health issues
are scheduled to have surgery or other procedures that use anesthesia or deep sleepiness (deep sedation)
are pregnant or plan to become pregnant. Wegovy® may harm your unborn baby. You should stop using Wegovy® 2 months before you plan to become pregnant
are breastfeeding or plan to breastfeed. It is not known if Wegovy® passes into your breast milk
Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. Wegovy® may affect the way some medicines work and some medicines may affect the way Wegovy® works. Tell your healthcare provider if you are taking other medicines to treat diabetes, including sulfonylureas or insulin. Wegovy® slows stomach emptying and can affect medicines that need to pass through the stomach quickly.

What are the possible side effects of Wegovy®?
Wegovy® may cause serious side effects, including:
inflammation of your pancreas (pancreatitis). Stop using Wegovy® and call your healthcare provider right away if you have severe pain in your stomach area (abdomen) that will not go away, with or without vomiting. You may feel the pain from your abdomen to your back
gallbladder problems. Wegovy® may cause gallbladder problems, including gallstones. Some gallstones may need surgery. Call your healthcare provider if you have symptoms, such as pain in your upper stomach (abdomen), fever, yellowing of the skin or eyes (jaundice), or clay-colored stools
increased risk of low blood sugar (hypoglycemia), especially those who also take medicines for diabetes such as insulin or sulfonylureas. This can be a serious side effect. Talk to your healthcare provider about how to recognize and treat low blood sugar and check your blood sugar before you start and while you take Wegovy®. Signs and symptoms of low blood sugar may include dizziness or light-headedness, blurred vision, anxiety, irritability or mood changes, sweating, slurred speech, hunger, confusion or drowsiness, shakiness, weakness, headache, fast heartbeat, or feeling jittery
kidney problems (kidney failure). In people who have kidney problems, diarrhea, nausea, and vomiting may cause a loss of fluids (dehydration), which may cause kidney problems to get worse. It is important for you to drink fluids to help reduce your chance of dehydration
severe stomach problems. Stomach problems, sometimes severe, have been reported in people who use Wegovy®. Tell your healthcare provider if you have stomach problems that are severe or will not go away
serious allergic reactions. Stop using Wegovy® and get medical help right away, if you have any symptoms of a serious allergic reaction, including swelling of your face, lips, tongue, or throat; problems breathing or swallowing; severe rash or itching; fainting or feeling dizzy; or very rapid heartbeat
change in vision in people with type 2 diabetes. Tell your healthcare provider if you have changes in vision during treatment with Wegovy®
increased heart rate. Wegovy® can increase your heart rate while you are at rest. Tell your healthcare provider if you feel your heart racing or pounding in your chest and it lasts for several minutes
depression or thoughts of suicide. You should pay attention to any mental changes, especially sudden changes in your mood, behaviors, thoughts, or feelings. Call your healthcare provider right away if you have any mental changes that are new, worse, or worry you
food or liquid getting into the lungs during surgery or other procedures that use anesthesia or deep sleepiness (deep sedation). Wegovy® may increase the chance of food getting into your lungs during surgery or other procedures. Tell all your healthcare providers that you are taking Wegovy® before you are scheduled to have surgery or other procedures

The most common side effects of Wegovy® may include: nausea, diarrhea, vomiting, constipation, stomach (abdomen) pain, headache, tiredness (fatigue), upset stomach, dizziness, feeling bloated, belching, low blood sugar in people with type 2 diabetes, gas, stomach flu, heartburn, and runny nose or sore throat.

WeAllHaveWings · 18/08/2025 11:43

Have you had bloods recently to rule out any blood sugar issues, nutritional deficiencies, liver/kidney functions? That needs to be your first step.

Make sure you explain to your surgery receptionist you are experiencing new symptoms of always thirsty, tiredness and neuropathy symptoms in your feet and are very concerned about potentially blood sugar issues. Add in peeing constantly and blurred vision if applicable so they can prioritise your appointment appropriately.

Mysticmaiden · 18/08/2025 12:41

Have you drunk plenty of water in that time? I had pins and needles frequently with high BP, prediabetes and low B12. Months later on mounjaro and it went. I was also getting b12 injections so can't tell you what caused it but they're gone now. At bmi 25 and a loss of 1.5 stones means you probably shouldn't have been prescribed WLI in the first place unless you are an ethnic minority or have a qualifying condition.

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