Botox (onabotulinumtoxinA) begins to take effect within two to five days after you’ve had the injection. That said, it can take up to several weeks for you to see the full results, and the timeline ...

Botox (onabotulinumtoxinA) is used for cosmetic and medical purposes, including migraine headache prevention. While Botox is generally safe, some people may experience side effects, including headache ...

Botox, while generally safe, carries a risk of neurological side effects, such as drooping eyelids, dizziness, and headache. More serious complications, including nerve damage, may occur in rare cases ...

Botox can cause temporary redness, swelling, tenderness, or bruising at the injection site. You may get flu-like symptoms like fever, body aches, or nausea after Botox. Botox may cause headaches, ...