After receiving an injection, some people experience symptoms at the injection site on the skin. This reaction is a common adverse effect of vaccines, Botox injections, biologics, and chemotherapy.

A 20-year-old female presented with a history of psoriasis and psoriatic arthritis since childhood. She started treatment with etanercept (Enbrel ®) 1 month previously. One day after a subcutaneous ...

Within a 7-month period, 2 children presented to our clinic complaining of large areas of nontender, swelling, induration, and erythema at the injection site 24 hours after receiving a second dose of ...

Leqvio (inclisiran) may cause injection site reactions, including bruising, pain, discoloration, itchiness, and a burning or prickling sensation at the injection site. In addition to injection site ...

Please provide your email address to receive an email when new articles are posted on . Treatment with biologic injections may lead to serious complications, such as infections requiring multiple ...