<unk>  is a musculoskeletal agent that is FDA approved for the treatment of adults with cervical dystonia, blepharospasm, indicated for the temporary improvement in the appearance of moderate to severe glabellar lines associated with corrugator and/or procerus muscle activity. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include injection site pain, diarrhea , dysphagia , xerostomia, muscle weakness, musculoskeletal pain, neck pain, headache, dry eye, ptosis of eyelid, Visual impairment, dyspnea, nasopharyngitis, respiratory tract infection.
IncobotulinumtoxinA
Rimabotulinumtoxinb
Botulinum antitoxin
Botulinum toxin
Trospium
Metreleptin
Prabotulinum toxin type a powder
Chymopapain