Cervical dystonia is highly manageable, and several effective treatments can significantly improve your brother's comfort. The primary treatment is botulinum toxin injections (type A or B) directly into the affected neck muscles, which temporarily relax them to reduce spasms and pain. Oral medications can also help, including muscle relaxants like baclofen, anticholinergics like trihexyphenidyl, or benzodiazepines like clonazepam. Additionally, physical therapy helps improve neck strength and range of motion. For cases not fully managed by medication, procedures like deep brain stimulation (DBS) are highly effective options. Encourage your brother to consult a neurologist to tailor his optimal treatment plan.