droxidopa (l-dops) hypotension (low blood pressure) drug molecule

droxidopa dops ldops dihydroxyphenylserine prodrug neurotransmitter adrenaline noradrenaline epinephrine norepinephrine parkinson disease fibromyalgia chronic fatigue syndrome polyneuropathy carbon blood pressure oxygen hydrogen nitrogen molecule atoms atomic model molecular compound composition chemical chemistry bond structure formula circle ring line drawing skeletal