Please call or visit your healthcare provider if you have concerns about your health. If your symptoms are life-threatening, go to the emergency room or call 911.
People who get a vaccine can use the V-safe After Vaccination Health Checker tool on their smartphones to record side effects: https://vsafe.cdc.gov/. This smartphone tool will check in on them after they get their shots. Adverse event reporting (the reporting of harmful side effects) should be done through the Vaccine Adverse Event Reporting System (VAERS): https://vaers.hhs.gov/esub/index.jsp.
You can also report side effects directly to Moderna at 1-866-663-3762, Pfizer at 800-438-1985, Janssen/Johnson & Johnson at 1-800-565-4008 or Novavax at 1-844-668-2829.