Side Effects

Drug information provided by: Merative, Micromedex®

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur:

More common

  1. Fever of 37.7 degrees C (100 degrees F) or higher

Rare

  1. Aches or pain in the joints, fever, or skin rash or welts (may occur days or weeks after receiving the vaccine)
  2. blurred vision or other vision changes
  3. confusion
  4. difficulty with breathing or swallowing
  5. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  6. hives
  7. itching, especially of the feet or hands
  8. muscle weakness
  9. numbness or tingling of the arms and legs
  10. reddening of the skin, especially around the ears
  11. sweating
  12. swelling of the eyes, face, or inside of the nose
  13. unusual tiredness or weakness (sudden and severe)

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

  1. Dizziness
  2. headache
  3. soreness at the injection site

Less common

  1. Hard lump, redness, swelling, pain, itching, purple spot, tenderness, or warmth at the injection site
  2. unusual tiredness or weakness

Rare

  1. Aches or pain in the muscles
  2. agitation
  3. back pain or stiffness or pain in neck or shoulder
  4. chills
  5. constipation
  6. diarrhea
  7. difficulty with moving
  8. feeling of warmth
  9. general feeling of discomfort or illness
  10. headache (mild), sore throat, runny nose, or fever (mild)
  11. increased sweating
  12. itching
  13. lack of appetite or decreased appetite
  14. nausea or vomiting
  15. redness of the face, neck, arms, and occasionally, upper chest
  16. sleepiness or unusual drowsiness
  17. sleeplessness
  18. stomach cramps or pain
  19. sudden redness of skin
  20. swelling of glands in the armpit or neck
  21. trouble with sleeping
  22. unable to sleep
  23. welts
  24. weight loss

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

From Mayo Clinic to your inbox

Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. Click here for an email preview.

To provide you with the most relevant and helpful information, and understand which information is beneficial, we may combine your email and website usage information with other information we have about you. If you are a Mayo Clinic patient, this could include protected health information. If we combine this information with your protected health information, we will treat all of that information as protected health information and will only use or disclose that information as set forth in our notice of privacy practices. You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail.

Portions of this document last updated: March 01, 2023