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19 Cards in this Set

  • Front
  • Back
Curare
- How does it work?
- How is it overcome?
Attaches to MEP and blocks muscle contraction by preventing ACh from reaching the receptor.

Is a competitive blocker because blockade can be overcome by giving more ACh or use of a cholinesterase inhibitor
Succinylcholine (Anectine R)
- How does it work?
- How can it be overcome?
Blocks muscle contraction by depolarizing the MEP until it becomes unresponse to ACh

Non-competitive; must be metabolized by the body
How do cholinesterase inhibitors function?
Blocks the degradation of ACh by Cholinesterase, prolongs ACh, can be used as a treatment for curare
Physostigmine
- Class of drug?
Cholinesterase inhibitor
Neostignine
- Class of drug?
Cholinesterase inhibitor
Atropine
- What does it do?
- What class of drug?
- What are side effects?
Blocks muscarinic receptor (competitive antagonist) at the salivary glands

Class: Anticholinergic (Anti-parasympathetic)

Side effects: "hot as a hare, blind as a bat, dry as a bone, red as a beet, and mad as a hatter" and also

tachycardia, constipation, urinary retention
Probanthine
- What is this drug similar to?
- What is this drug used for?
Atropine

Used to treat ulcers by slowing down food movement, reducing acid
Nerve gas
- What kind of drug is it?
- Where does it act?
- What are the effects?
anticholinesterase inhibitor at the parasympathetic ganglionic site

SLUDGE: salivation, lacrimation, urination, defecation, grand male seizures, emesis
Prazocin
- What it is used to treat?
- What class of drugs is it?
- How does it work?
Treats high blood pressure
"Alpha Blocker" - directly blocks A1 receptor
Relaxes vessels
How do antihypertensive drugs work?
Deplete Norepinephrine stores or deplete its release from nerve terminals, affects A1 receptors
What do B blockers treat?
Angina, Hypertension, Cardiac arrhythymias, Migrane headaces
What do amphetamine drugs do?
Enhance the release or mimic the effects of NorEpi and Epi, will cause a mood elevating effect in the brain, increased BP, increased respiration, tachycardia
What is chronotropy? Inotropy?
Chronotropy - increased rate of heart
Inotropy - force of contraction of heart

Both under sympathetic B1 receptor control
Keterolac (Toradol)
- What is it used for?
- What class of medications?
- How does it work?
- What is a potential side effect? When was this discovered?
Kidney stone treatment, approved for short term use for pain
NSAID
Inhibits synthesis of prostaglandins
If you take for more than a few weeks, causes GI bleeds
phase 4 - no more than 5 days use
Dexfenfluramine/phenteramine (FenPhen)
Dexfenfluramine affects serotonin, Phenteramine is a stimulant

Chronic use causes pulmonary and heart problems

Pulled from market
Cerivastatin (Baycol)
- What class of drug?
- When/why was it pulled?
Statin

Too many myalgias and rhabdomyalgias (-> renal failure) (2001)
How do statins work?
They lower cholesterol by affecting the rate limiting step of cholesterol biosynthesis, HMG-CoA
Rofecoxib (Vioxx)
- What was it used for?
- What class of drugs?
- When/why was it discontinued?
Treats osteoarthritis, acute pain and causes fewer chronic ulcers and GI bleeds than Aleve
NSAID
Increased risk of heart attacks and strokes, 2004
Bromfenact (Duract)
- What was it used for?
- When/why was it pulled?
Mean to be for short term pain use.

During post-marketing surveillance; When used for chronic pain (>10 days) caused liver failure

Pulled from market