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Many people have no side effects from the COVID-19 vaccine. If you do have side effects, they tend to be mild and go away in a few days. Side effects may include:
Call Health Link at 811 to report any serious or unusual side effects. It’s rare to have a serious side effect.
Between 4 and 28 days after getting either the AstraZeneca/COVISHIELD or the Janssen (Johnson and Johnson) vaccine, there have been very rare reports of blood clots, low levels of platelets (these help your blood to clot), and bleeding.
If you have any of the following symptoms, get medical help right away:
If you have side effects that are the same as COVID-19 symptoms, you must stay home and away from others (isolate), even if you think the side effects are from the vaccine.
If you only have redness, swelling, or soreness where you had the needle, you don’t need to stay home and away from others.
To help with soreness and swelling:
If you have a fever, wear fewer layers of clothes and drink more fluids. There is medicine to help with a fever or pain. Check with your doctor or pharmacist if you aren’t sure what medicine or dosage to take. Follow the directions on the package. Children under the age of 18 years should not take aspirin because it can cause serious health problems.
Some people with health problems, such as a weak immune system, must call their doctor if they get a fever. If you have been told to do this, call your doctor even if you think the fever is from the vaccine.
Yes, it’s still important to practice recommended public health measures to prevent the spread of COVID-19, even though you’ve had the vaccine. This includes:
Visit ahs.ca/covid for more information, including information about isolation and quarantine.
To get an electronic copy of the immunizations you’ve had in Alberta, register for a MyHealth Records account at MyHealth.Alberta.ca/myhealthrecords.
To see this information online and learn more, visit MyHealth.Alberta.ca/health/pages/conditions.aspx?Hwid=custom.ab_imm_covid19vaccine_ac.
For 24/7 nurse advice and general health information call Health Link at 811.
Current as of: April 29, 2021
Author: Provincial Immunization Program, Alberta Health Services
Care instructions may be adapted by your healthcare provider. If you have questions about a medical condition or this instruction, talk with your doctor or appropriate healthcare provider.