<unk> (injection) is a central nervous system (CNS) depressant with sedative and musculoskeletal relaxant properties that is FDA approved for the treatment of rest, physical therapy, and can be used as an adjunct to other measures for the relief of discomfort associated with acute, painful musculoskeletal conditions.   Common adverse reactions include dizziness, headache, lightheadedness, somnolence.
Methocarbamol 
Fenpiprane
Flutemetamol 
Carisbamate
Perampanel
Felbamate
Tirapazamine
Fenetylline