Botulinum toxin type B in upper-limb poststroke spasticity: a double-blind, placebo-controlled trial.

Objective: To determine whether botulinum toxin type B (BTX-B) is effective in controlling upper-limb spasticity.

Design: A single-site, double-blind, placebo-controlled, randomized trial and open-label study.

Setting: Outpatient.

Treatment with botulinum toxin type B for upper-limb spasticity.

Objective: To determine if botulinum toxin type B (MyoBloc) decreases spasticity.

Design: Investigator-initiated trial, open-label, single-treatment session.

Setting: Single site.