<unk> , sold under the brand name Robaxin among others, is a medication used for short-term musculoskeletal pain. It may be used together with rest, physical therapy, and pain medication. It is less preferred in low back pain. It has limited use for rheumatoid arthritis and cerebral palsy. Effects generally begin within half an hour. It is taken by mouth or injection into a vein. Common side effect include headaches, sleepiness, and dizziness. Serious side effects may include anaphylaxis, liver problems, confusion, and seizures. Use is not recommended in pregnancy and breastfeeding. Because of risk of injury, skeletal muscle relaxants should generally be avoided in geriatric patients.<unk>  is a centrally acting muscle relaxant. How it works is unclear, but it does not appear to affect muscles directly.<unk>  was approved for medical use in the United States in 1957. It is available as a generic medication. It is relatively inexpensive as of 2016. In 2019, it was the 136th most commonly prescribed medication in the United States, with more than 4million prescriptions.
Methocarbamol
Flutemetamol 
Perampanel
Felbamate
Cenobamate
Amivantamab
Tirapazamine
Difebarbamate