Assertion: barbiturate's effect | /r/HasProperty | needed
Facets:
Source sentences:
text: The skeletal muscle relaxant class, which includes agents such as baclofen , carisoprodol (Soma), methocarbamol (Robaxin), metaxalone (Skelaxin), and cyclobenzaprine (Flexeril), are typically used first-line when a muscle-relaxing effect is needed.