<unk> (injection) is an antimuscarinic agent that is FDA approved for the treatment of the relief of discomfort associated with acute painful musculoskeletal conditions.   Common adverse reactions include transient syncope, nausea, vomiting, xerostomia, dizziness and blurred vision.
Orphenadrine 
Methylergonovine 
Halofantrine
Oxymetazoline
Oxymetazoline hydrochloride
Mebhydrolin
Moxaverine
Trimazosin