Pharmacology Flashcards
Clenbuterol
β2-adrenergic agonist
Bronchial, vascular, uterine smooth muscle relaxation
N-Butylscopolammonium bromide
Anticholinergic
Inhibit muscarinic rcpts on smooth muscle
→ bronchodilation, ↓ GI contraction, ↑HR
Cimetidine blocks cytochrome P450, interactions?
interact with propanolol, benzodiazepines, metronidazol, theophylline (no DMSO)
About ketoconazole and itraconazole when using acid suppression therapy
Decrease absorption
Sulfonylureas
Oral glycemic agent
Diazepam mechanism of action
Induction of GABA
Trimethoprim mechanism of action
Inhibition of dehydrofolate reductase
Fluconazole oral bioavailability
Drug with high oral bioavailability in horses
Foal in anesthesia is normal but you need to increase the peripheral vascular resistance, which drug would be the best to use:
phenylephrine
What drug should not be used in large animals with hepatic insufficiency:
Halothane
Multiresistant drug pathogen, mechanism?
Genetic mutation
Methicillin resistant S. aureus, ATB to use?
Chloramphenicol
Mechanisms of bacterial resistance
Mutation, adaptation
Potency of dexamethasone vrs prednisolone
7x as potent
Antibiotic with effect in DNA gyrase
Enrofloxacin (fluoroquinolones)
Anti-platelet mechanism of aspirin
COX-1
Side effects of TMS
Anemia
Mechanism of action of aminoglycosides
30S ribosomal subunit. Cell death
Mechanism of action of metronidazole
DNA breakage, inhibition of DNA repair
Antibiotic with high concentration in lung tissue
Tetracyclines
Mechanism of action of doxycycline
30S ribosomal subunit
Mechanism of action of aspirin
?
Mechanism of gabapentin
GABAergic, blocks Ca channels
Decrease synthesis of glutamate
Topoisomerase inhibitor, mitose
Fluoroquinolone
Mechanism of action of neostigmine
Inhibit cholinesterase. Prolong Ach activity by retarding breaking down at synaptic junction
For LARGE intestine
Mechanism of action of metoclopramide
5-HT4 agonist + dopamine (DA2) antagonist
↑Gastric emptying, ↑gastroduodenal coordination
Mechanism of action of metformin
Increase glucose uptake in tissues by promoting AMP-dep PK