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Real members of MGteam have posted questions and answers that support our community guidelines, and should not be taken as medical advice. Looking for the latest medically reviewed content by doctors and experts? Visit our resource section.
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April 15
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Can vaccines cause problems for someone with myasthenia gravis?

Most vaccines are safe for people with MG, and research shows the benefits far outweigh the risks. However, there are some important considerations.

General Safety
Most vaccination side effects are mild and temporary, such as:
- Pain at the injection site
- Show Full Answer

Can vaccines cause problems for someone with myasthenia gravis?

Most vaccines are safe for people with MG, and research shows the benefits far outweigh the risks. However, there are some important considerations.

General Safety:
Most vaccination side effects are mild and temporary, such as:
- Pain at the injection site
- Headache
- Chills

These typically resolve within a day or two.

Potential MG-Specific Concerns:
About 5% of people with MG may experience some temporary worsening of symptoms after vaccination. This is relatively uncommon, and overall, vaccination is not linked to MG exacerbation in most cases.

Live Vaccines:
Live-attenuated vaccines are generally not recommended if you're taking immunosuppressive therapies. These vaccines contain small amounts of live germs and could pose risks when your immune system is suppressed.

COVID-19 Vaccines:
Studies confirm COVID-19 vaccines are safe for people with MG. While a few people notice mild, temporary symptom worsening, this isn't considered a significant risk if your MG symptoms are stable and well-managed.

Those with thymoma may need closer supervision after COVID-19 vaccination.

Important Step:
Always check with your MG specialist before getting any vaccine. They can advise which vaccines are appropriate based on your specific treatment plan and current health status.

April 15

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