A 46-year-old woman is diagnosed with cervical dystonia. She has difficulty maintaining normal head position and reports neck pain. She is to start on botulinum therapy. 1. What is the action of and...

A 46-year-old woman is diagnosed with cervical dystonia. She has difficulty maintaining normal head position and reports neck pain. She is to start on botulinum therapy.

1. What is the action of and rationale for administering botulinum toxin type A?

2. Create a list of adverse effects that this patient may experience due to botulinum therapy.