How long do the side effects of Wegovy last?

If you consider using Wegovy, be prepared for mostly mild side effects. Most users experience some of them, but they usually last only a short time.

How long do the side effects of Wegovy last?
Viktor Simunović, Viktor Simunović
20 November 2023.

While Wegovy is a promising treatment for obesity and overweight conditions, users need to be aware of its potential potential side effects and their duration. If you're considering Wegovy for weight loss, discuss these possible side effects with your healthcare provider.

They can provide a comprehensive understanding of what to expect and how to manage any adverse effects that may arise. Always remember that any treatment aims to improve your health, so if you experience persistent or severe side effects, book a consultation with our experts to get adequate treatment.


This is the most common side effect experienced by approximately 44% of Wegovy users. Typically, it starts at the beginning of treatment or if you increase dosage too quickly. Nausea usually subsides gradually as your body adapts and goes away in about two to three weeks.

However, some patients may experience nausea for a shorter or longer period, depending on their body's response to the medication.


Around 30% of users may experience diarrhea, which usually lasts for a week or two. However, in some cases, it may persist for up to a month. Depending on how long it takes your body to adapt to the new drug.


This side effect affects about 15% of users and typically lasts a few days to a week.


Constipation may occur in about 12% of users. The duration varies widely among patients, with some experiencing it for a week while others may deal with it for a month or more.

Abdominal pain

This side effect generally lasts a few days to a week but can sometimes persist for longer.

Shortest and longest duration of side effects

The shortest duration of side effects typically lasts a few days. This is often the case with side effects such as vomiting and abdominal pain. However, the body's response to medication varies from person to person, and some individuals may experience certain side effects for a shorter period.

On the other hand, the most prolonged duration of side effects can extend to several months. This is particularly true for nausea and diarrhea, which may persist for an extended period, especially if the patient has a sensitive gastrointestinal tract.

Furthermore, some patients may experience side effects like fatigue and decreased appetite that can last a few weeks to months. In rare cases, some side effects, such as gallbladder diseases, pancreatitis, and suicidal behaviors can occur, which require immediate medical attention.

The most important thing is to stay healthy

Around 7% of people discontinued Wegovy treatment due to persistent side effects. The duration of side effects mainly depends on how quickly and easily your body adapts.

It is crucial to remember that while these durations are standard, they are not definitive. Each individual's body responds differently to medication, and factors such as age, overall health condition, and the presence of other diseases can affect the duration of side effects.

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