1 Barnes Jewissh Hospital Plaza

Health, Weight Loss

Common Side Effects Of Wegovy: Risk Factors Explained!

Wegovy or semaglutide is the current sensation in the weight loss industry. It is an injectable weight loss medication that is prescribed along with a ...

by Karen Smit

This article was created after thorough research and has been improved with the assistance of AI technology. Furthermore, our dedicated editorial team has meticulously fact-checked and polished its content for accuracy and clarity.

Wegovy or semaglutide is the current sensation in the weight loss industry. It is an injectable weight loss medication that is prescribed along with a lower-calorie diet and increased physical activity. This prescription drug is usually recommended for adults with a body mass index of 30 or higher.

The active ingredient in this drug is semaglutide which belongs to a group of drugs called GLP-1 (glucagon-like-peptide-1) receptor agonists. Since its launch in the market, the drug has been receiving much appreciation. But at the same time, it poses some side effects that need to be seriously taken into consideration. Let us get into some of these side effects caused by Wegovy injection in this article.

What Are The Common Side Effects Of Wegovy?

Side Effects Of Wegovy

Some of the commonly reported side effects of Wegovy are as follows:

  • Nausea- One of the most common side effects of Wegovy is nausea and vomiting. Around 44% of the people who have consumed this medication have reported having Wegovy vomiting. 
  • Headache- Another common side effect of this medication is headaches. It mostly occurs due to the change in food habits after taking it and is commonly called a Wegovy headache. 
  • Fatigue- The consumption of the medicine can lead to Wegovy fatigue, another side effect that happens due to lower calorie intake. Many users have reported weight fluctuations and dizziness associated with this fatigue.
  • Diarrhea and constipation-  Around 30% of the users of Wegovy have reported having diarrhea and 24% claimed to have constipation. 

Along with this, some other mild side effects of Wegovy include:

  • Indigestion
  • Abdominal Pain
  • Dizziness
  • Acid reflux
  • Common cold
  • Hair loss

But this drug usage has also been associated with some serious side effects such as:

  • Risk of thyroid cancer- The manufacturers recommend you consult a doctor if you feel a lump in your throat or have trouble swallowing while taking the drug.  Also, people with a family history of thyroid cancer are prohibited from taking the medicine.
  • Hypoglycemia or lower blood sugar levels- Some of the symptoms of hypoglycemia include: recurring shaking, sweating, dizziness, and increased heart rate.
  • Gallbladder swelling- Also known as gallstones is another serious side effect of Wegovy.  Studies report that Wegovy might cause the gallbladder to overproduce bile which then forms the gallstones. 
  • Pancreatitis- Known as the inflammation of the pancreas, some reports have been made that Wegovy might cause this condition. Some of the symptoms of pancreatitis include upper abdominal pain, vomiting, nausea, etc. 
  • Kidney failure- Some of the cases of kidney failure have been reported with Wegovy intake. If you have chronic kidney diseases, it might be better not to consume this drug.
  • Acute allergic reactions- One of the potential drug interactions of Wegovy is that it can cause allergic reactions that can be fatal. Some of these reactions include swelling of lips, tongue, face, etc. Also, itching and rashes on your body should be considered.

How do you stop feeling sick on Wegovy?

You can take some measures to stop feeling sick on Wegovy. This is based on the specific side effects you are experiencing;

  • Headaches- If you are experiencing headaches, this can be due to dehydration. Drink plenty of water and use some painkillers such as paracetamol to reduce the symptoms.
  • Acid reflux- Now if you are feeling heartburn while on Wegovy, make necessary adjustments to your diet. Also taking some antacids can relieve some of the symptoms.
  • Fatigue- If fatigue is the main side effect of Wegovy, try to maintain a healthy diet. Also, keep your sleep schedule healthy.

These are some of the measurements you can take if the symptoms are not serious. In case of serious symptoms, consult your doctor immediately. 

How long do Wegovy side effects last?

Some of the side effects of Wegovy can be more common than others. And some of these symptoms can be short while others can be of prolonged periods. Mostly the mild symptoms only last for days to weeks. But in case of serious symptoms, contact your medical provider as soon as possible. 

Does the Wegovy injection hurt?

Wegovy injections are not usually painful. The injection pen has a tiny needle that just pinches under the skin. They are called subcutaneous injections and they hurt less compared to other injections. 


Wegovy or semaglutide is the latest answer for weight loss. The drugs came into popularity when even Hollywood celebrities claimed to be using them for weight loss. But the fact is that these medicine shots have much more side effects. And that has created many controversies around the usage of these drugs for weight loss.  Some of these effects are mild while some can be serious and life-threatening. So if you or your loved one are having any side effects from Wegovy, seek medical guidance immediately.

Leave a Comment

Copyright ©2024 Higgins Medical.