Drugs that block nicotinic receptors would be sympathomimetic .
Drugs known as sympathomimetics imitate the stimulation of the sympathetic nervous system. Indirectly acting (act by supplying additional norepinephrine to act on or receptors), directly acting (act directly on or receptors). Drugs called sympathomimetic agents imitate or stimulate the adrenergic nerve system, and they can alarmingly increase blood pressure, especially in hypertensive patients. Many hypertension individuals are sensitive to all pressors, likely as a result of their vascular smooth muscle hypertrophy.
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