Medically reviewed by Maria M. LoTempio, MD Key Takeaways Botox can cause temporary redness, swelling, tenderness, or bruising at the injection site.You may get flu-like symptoms like fever, body ...

Takhzyro (lanadelumab-flyo) is a brand-name injection that’s prescribed to help prevent hereditary angioedema attacks in adults and certain children. As with other drugs, Takhzyro can cause side ...

Of particular concern are patients with severe lipoatrophy of the extremities. These individuals or their caregivers may need to search for sites with more subcutaneous fat to avoid injection into the ...

Plegridy (peginterferon beta-1a) is a prescription drug used to treat multiple sclerosis (MS) symptoms caused by certain conditions. Plegridy can cause side effects that range from mild to serious.

Boostrix can cause side effects that range from mild to serious. More common side effects include injection site reactions, such as pain or swelling. If side effects from Boostrix become difficult to ...

Many injectable peptides are unregulated and have not been reviewed for safety by the FDA. Users have reported side effects such as injection site reactions, fatigue, headaches, and gastrointestinal ...

Kesimpta is a medicine used to treat relapsing forms of multiple sclerosis (MS). Relapsing forms of MS include clinically isolated syndrome, relapsing-remitting MS, and active secondary progressive MS ...

Novavax (NVX-CoV2373) is a brand-name vaccine that’s prescribed to help prevent COVID-19. As with other drugs, Novavax can cause side effects, such as pain or swelling at the injection site. Novavax ...