X Flashcards
Drugs that displays TACHYPHYLAXIS
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M- Metoclopramide
E - Ephedrine
D - Dobutamine
L - LSD
C- Calcitonin
N - Nitroglycerin
N - Nicotine
H - Hydralazine
D - Desmopressin
DRUGS THAT DISPLAY ZERO-ORDER ELIMINATION KINETICS
WHAT PET
W- Warfarin
H - Heparin
A - Aspirin
T - Tolbutamide
P - Phenytoin
E - Ethanol
T- Theophylline
Drugs with narrow therapeutic index
WALA na Cyang TV PaPa
W -Warfarin A - Aminoglycosides L - Lithium A - Amphotericin B na C - Carbamazepine yang
T - Theophylline
V - Vancomycin
P - Phenytoin
P - Phenobarbital
Diagnosis of MG (TENSILON TEST)
Edrophonium
Treatment of MG
Pyridostigmine, Neostigmine
Use for reversal of Atropine poisoning?
Physostigmine
Also used in Acute glaucome
S/e: Seizure
Combination for Alzheimer’s dimentia
DM - AD
Donepezil + Memantine
Treatment of Organophosphate poisoning?
Atropine - 1st choice
Pralidoxime
Anti-Muscarinic effects
ALICE IN WONDERLAND
Hot as a hare - HYPERTHERMIA Dry as a bone - DECREASED SECRETIONS Red as a beet - CUTANEOUS VASODILATION Blind as a bat - CYCLOPEGIA Mad as a hatter - CNS TOXICITY
Alpha-1 agonists
Phenylephrine, Pseudoephedrine
-ZOLINES (Oxymetazoline, Tetrahydroziline)
Drugs used as DECONGESTANTS
Alpha-1 agonists
Phenylephrine
Pseudoephedrine
ZOLINES
Causes REBOUND NASAL CONGESTION or RHINITIS MEDICAMENTOSA (>5 days use)
Associated with GASTROSCHISIS at 1st trimester use
Pseudoephedrine
Alpha-1 agonist that causes ORTHOSTATIC HYPOTENSION
MiDOdrine
Used for Alpha-1 agonist toxicity
Phentolamine
Alpha-2 agonist used in Pre-eclampsia and gestational HPN
Methyldopa
Others: Guanfacine, guanabenz
Most common side effect of METHYLDOPA
Sedation!!!
Others:
Hemolytic anemia - (+) Coombs test
Lactation - d/t increase prolactin
CNS effects (mental depression, vertigo, nightmares, impaired concentration)
Irreversible alpha-1 antagonist
PhenoXybenzamine (X-irreversible)
REVERSIBLE alpha-1 antagonist: PHENTOLAMINE <3
Pre-surgical drugs for Pheochromocytoma
PhenoXybenzamine: 1st line
Phentolamine
Alpha-1 antagonist most selective for prostatic smooth muscle
Tamsulosin
Alpha-1 antagonist that causes INTRAOPERATIVE FLOPPY IRIS SYNDROME (IFIS)
TAMSOLUSIN
Alpha-1 antagonists are mainly used for
BENIGN PROSTATIC HYPERPLASIA
Also in HYPERTENSION (PRAZOSIN, TERAZOSIN ONLY)
Prazosin : Increases HDL!
Non-selective beta blockers that may be used in PHEOCHROMOCYTOMA
C-L-N
CARVEDILOL
LABETALOL
NEBIVOLOL
has combined alpha and beta blockade
Cardioselective B-1 blocker used in SUPRAVENTRICULAR TACHYCARDIA
ESMOLOOOOOL
Beta-1 blocker with the SHORTEST HALFLIFE
ESMOLOL
Small-lol
Longest-acting: NADOLOL
Absent in TIMOLOL and BETAXOLOL which make them useful in glaucoma
Local anesthetic activity or membrane-stabilizing activity