Elderly people who have taken the third injection may cause local adverse reactions as well as systemic adverse reactions, which need to be dealt with according to the specific symptoms.
1. Local adverse reactions: the more common is the inoculation site of redness, swelling, pain and hardness, these symptoms can be used to promote local blood circulation through the use of hot water wet compresses to help alleviate the discomfort, generally two to three days can be relieved on their own.
2. Systemic adverse reactions: the more common is fever, usually low fever, it is recommended to take antipyretic drugs for symptomatic relief, such as ibuprofen and acetaminophen, etc., should consult a physician for guidance on the use of, and at the same time, drink plenty of warm water, pay attention to keep warm.
In addition, if the elderly have serious symptoms, it is recommended to send the elderly to the regular hospital for examination and treatment as soon as possible.