Which of the following sympatholytic drug is an imidazoline derivative.
A) Labetalol
B) Phenoxybenzamine
C) Prazosin
D) Phentolamine
Answers
Answer:
Sympatholytic drugs are agents that decrease the activity of the sympathetic nervous system (SNS).
Answer:
d Phentolamine
Phentolamine sympatholytic drug is an imidazoline derivative.
Explanation:
An imidazoline derivative is phentolamine sympatholytic medication. An alpha adrenergic antagonist that is used to undo soft tissue anesthesia The drug phentolamine is recommended for treating pheochromocytoma-related hypertension and sweating episodes. If I have tachycardia An alpha-adrenoceptor antagonist with similar affinities for the alpha-1 and alpha-2 sites is phentolamine, an imidazoline. Although phentolamine has been shown to also block potassium channels, serotonergic receptors, and the release of histamine from mast cells, the main effect of this substance is the blockade of alpha-adrenoceptors. Parenterally, phentolamine is used to treat or prevent dermal necrosis during intravenous infusion of norepinephrine as well as to reverse vasoconstriction brought on by the release of catecholamines during surgery for pheochromocytoma. Phentolamine administered intravenously has been used to treat erectile dysfunction.