Adrenergic Drugs
What autonomic nervous system response will you see with Adrenergic agonist drugs?
--Sympathetic response
How would an RN administer norepinephrine?
-- Continuous infusion
What is Fenoldopam used for?
Short-term tx severe hypertension
What is Mirabegron used for?
-- Relief of overactive bladder
Where is the most appropriate place in the hospital to administer exogenous catecholamine drugs?
-- Emergency situation in a controlled setting with resuscitative equipment
-- Vasoconstriction
What will stimulation of Beta 1 adrenergic receptors do to the body?
--- Increase HR
What will stimulation of Beta 2 adrenergic receptors do to the body?
-- Bronchodilation
What will stimulation of dopaminergic receptors do to the body?
Dilate cerebral, coronary, renal, and mesenteric arteries
Why would a nurse administer norepinephrine?
Tx hypotension or shock
Why would a nurse administer epinephrine?
-- Codes/part of ACLS protocol
-- Septic shock
-- Anaphylaxis
Why would a nurse administer dopamine?
-- Low: low perfusion
-- High: maintain BP, CHF, Trauma, Shock from MI
-- Septic shock
Why would a nurse administer dobutamine?
-- Short-term tx of HF
-- Cardiac surgical procedures that go bad
What is Phenylephrine used for?
-- Increase BP in shock
-- OTC eye drops
-- Eye exams for mydriasis
-- Nasal congestion
What class of drugs should not be taken with alpha-blockers used for BPH?
-- Erectile dysfunction meds
How do alpha receptor blockers tx BPH?
-- cause arterial and venous dilation, affect prostate and bladder receptors by reducing muscle contractions
What Alpha receptor blocker is used to tx extravasation and how does it work?
Phentolamine---reduces PVD
Why do pts taking Alpha blockers have to monitor for heat stroke?
- Decreased sweating
What are the names of 3 alpha receptor blockers used to tx BPH?
- Tamsulosin
- Terazosin
- Alfuzosin
- Phenotolamine