Prevnar 20 Side Effects
Common and serious side effects of Prevnar 20 (pneumococcal 20-valent conjugate vaccine), what to watch for, and when to call your doctor.
Common side effects
This is not a complete list. Always consult a doctor or pharmacist.
- Injection-site pain
- Muscle pain
- Fatigue
- Headache
- Joint pain
Serious warnings
Prevnar 20 does not carry an FDA Boxed Warning, but every prescription medicine has risks and possible interactions. Always follow your doctor's instructions and read the medication guide that comes with it.
When to call a doctor
As a general rule with any prescription medicine, contact your doctor about any side effect that is severe, persistent, or worries you. General guidance is to seek emergency care for signs of a serious allergic reaction to any medicine — such as trouble breathing or swelling of the face, lips, tongue, or throat.
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Frequently asked questions
What are the most common side effects of Prevnar 20?
Commonly reported side effects of Prevnar 20 (pneumococcal 20-valent conjugate vaccine) include Injection-site pain, Muscle pain, Fatigue, Headache, and Joint pain. This is not a complete list — tell your doctor or pharmacist about any side effects you experience.
Does Prevnar 20 have any serious or boxed warnings?
Prevnar 20 does not carry an FDA Boxed Warning, but every prescription medicine has risks and possible interactions. Always follow your doctor's instructions and read the medication guide that comes with it.
When should I call my doctor about Prevnar 20 side effects?
As a general rule with any prescription medicine, call your doctor about any side effect that is severe, doesn't go away, or worries you. General guidance is to seek emergency care for signs of a serious allergic reaction to any medicine — such as trouble breathing or swelling of the face, lips, tongue, or throat. For advice about your situation, talk to a licensed healthcare provider.
Where can I find the full list of Prevnar 20 side effects?
The side effects above are commonly reported ones recorded for Prevnar 20 (pneumococcal 20-valent conjugate vaccine); they are not a complete list. For the full prescribing information and medication guide, check the official Prevnar 20 label or ask your doctor or pharmacist.
Should I stop taking Prevnar 20 if I have side effects?
General medical guidance is not to stop a prescription medicine on your own without talking to your doctor first. Your doctor can advise whether to continue, adjust, or change your treatment. This page is informational and not medical advice.