mechanism of drugs

mechanism of drugs - Pharmacology Exam 1 Medication...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Pharmacology Exam 1 Medication Mechanisms Mechanism of Opiods Act on the CNS to alter pain perception Binds to receptors on the presynaptic neuron and inhibit transmission of neurotransmitter across the synaptic terminal Binds to receptors on the postsynaptic neuron and decreases excitation of neurotransmitter receptors on the membrane Mechanism of NSAIDs (anti-inflammatory) Inhibits the action of prostaglandins by directly inhibiting a precursor enzyme called cyclooxygenase Mechanism of COX-2 Selective drugs (anti-inflammatory and anti-pain) Inhibits synthesis of only COX-2 enzymes Spare production of beneficial prostaglandins Mechanism of Diazepam (muscle relaxant) Acts on the polysynaptic reflex arc in the spinal cord Decreases excitability of the alpha motor neuron This then decreases activity of those reflex arcs and the muscles supplied by that motor neuron Mechanism of Baclofen (muscle relaxant) Directly by stimulating GABA receptors in the spinal cord
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

mechanism of drugs - Pharmacology Exam 1 Medication...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online