Miscellaneous Flashcards
What are the Gq coupled receptors?
HAVe 1 M&M H1 alpha1 V1 M1 and M3
What are the 2 receptors on uterus, and what do they do?
Alpha 1—>contraction
Beta 2—>relaxation
MOA of amphetamine/cocaine/MDMA/TCA?
Amp—>increase release of all 3 (NE/DA/5HT)
MDMA—>increase release of 5HT (happy!)
Cocaine—>block reuptake of NE/DA
TCA—>block reuptake of NE/5HT
Side effects of digoxin?
M agonist including blurry yellow vision (Van Gogh?)
Arrhythmia
Which 2 antibiotics should not be given to children and why?
Fluoroquinolone and doxycycline
Because of side effects
What is buprenorphine and what is it used for?
Partial mu agonist
Combine with naloxone for heroin addiction
Which antidepressant drug work like cocaine? and what is it used?
Bupropion
Alternative to SSRI since no sexual dysfunction
MOA of trazodone? usage?
Block 5HT2a/alpha 1/H1
Insomnia/high dose for antidepressant
Which antidepressant is sometimes used for pt who needs to gain weight? and which SSRI is the only approved drug for bulimia?
Mirtazapine
Fluoxetine
Carve my heart in bits?
Common beta blockers used for heart failure
Carvedilol/metoprolol/bisoprolol
Which muscarinic toxicity caused by AChE inhibitor can not be reversed with atropine?
Muscle paralysis—>since it is mediated by Nm receptor and atropine only blocks M
How do “zosin” treat BPH?
Decrease tone of urinary sphincter
Difference between efficacy and potency?
Efficacy—>max effect a drug can produce regardless of dose
Potency—>amount of drug needed for a given effect (effect must be the same)
Toxicity of theophylline?
Tremor and seizure
Loop and thiazide would increase which hormone?
Aldosterone—>and that’s why you get hypokalemia and alkalosis with them
Dont use class 4 antiarrhythmia in what pts
HF—>it makes it worse
Effect of increasing atropine dosage?
decrease secretion—>mydriasis and cycloplegia—>hyperthermia—>tachy—>urinary retention—>hallucination
What would cause accommodation of near vision?
M agonist
Stimulate what receptor would cause prostate contraction?
Alpha 1
Epi can be used for ___ but NE can not be used for
Asthma (because of beta 2)
MOA of yohimbine? usage?
Alpha 2 antagonist—>postural HoTN and male impotence
What kind of beta blockers block renin release?
Beta 1 selective
Which 2 beta blockers have intrinsic sumpathomimetic activities (partial agonist)?
Pindolol and acebutolol
Which beta blocker cause the highest degree of sedation?
Propranolol
How does closed angle glaucoma occur?
Blockade of canal of schlemm
Nesiritide? used for?
BNP—>increase cGMP—>vasodilate
Acute decompensated HF
Can dobutamine be used in chronic CHF?
No
What metabolic disease can chronic steroid usage cause?
DM
What are doxepin and meclizine?
Doxepin—>TCA
Meclizine—->anti histamine/used for antiemetic for pregos
Dont use ___ for angina prophylaxis for DM pt
Beta blockers
Which lipid lowering drug shouldnt you give if a pt has liver disease? what is another name for it?
Niacin
Nicotinic acid