What Are The Side Effects Of Botox Injections In The Face?

What Are The Side Effects Of Botox Injections In The Face? Pain, swelling or bruising at the injection site. Headache or flu-like symptoms. Droopy eyelid or cockeyed eyebrows. Crooked smile or drooling. Eye dryness or excessive tearing. What are the 3 common side effects of Botox? allergic reactions, rash, itching, headache, neck or back pain,