Muscle Spasm
"Have taken this medicine intermittently 2.5 to 5 mg 1-2 x  a day for years.  Works rapidly, no side effects, also reduces anxiety, unease and discomfort, and importantly, when my systolic BP is high (160 ) it makes my beta blocker (atenolol) work more effectively.  There seems to be a synergistic effect between the two. "