Block 3 Flashcards
Name 4 dopaminergics.
Levodopa (L-dopa), pramipexole, ropinirole and rotigotine.
What is the mechanism of action of levodopa?
Dopamine precursor.
What is the mechanism of action of pramipexole, ropinirole and rotigotine.
Dopamine receptor agonists (synthetic).
Name 2 dopa-decarboxylase inhibitors.
Carbidopa and benserazide.
What is the mechanism of action of dopa-decarboxylase inhibitors?
Stops breakdown of levodopa in the periphery by
inhibiting dopa-decarboxylase.
Name 2 COMT (catechol-O-methyl transferase) Inhibitors.
Entacapone and tolcapone.
What is the mechanism of action of COMT inhibitors?
Stops breakdown of DA in the CNS by inhibition of COMT.
Name 2 MAOIB (monoamine oxidase inhibitors, B form)
inhibitors.
Rasagiline and selegiline.
What is the mechanism of action of MAOIB (monoamine oxidase inhibitors, B form)
inhibitors?
Stops breakdown of DA in CNS by inhibition of MAOIB.
Name 3 anticholinergics.
Orphenadrine, procyclidine and trihexphenidyl.
What is the mechanism of action of anticholinergics?
Muscarinic cholinergic receptor antagonist.
Name a dopamine-depleting drug.
Tetrabenazine.
What is the mechanism of action of tetrabenazine?
Blocks VMAT, preventing uptake of DA into vesicles.
What is the mechanism of action of paracetamol?
Non-selective COX inhibitor (CNS).
Name 4 NSAIDs.
Aspirin, ibuprofen, diclofenac and naproxen.
What is the mechanism of action of NSAIDs?
Non-selective COX inhibitors.
Name 2 COX2-selective NSAIDs.
Celecoxib and etoricoxib.
What is the mechanism of action of celecoxib and etoricoxib?
Selective COX-2 inhibitor.
Name 2 weak opioid analgesics.
Codeine and dihydrocodeine.
What is the mechanism of action of opioid analgesics?
Opioid receptor agonist.
Name 2 strong opioid analgesics.
Morphine and diamorphine.
Name a partial/mixed agonist opioid analgesic.
Buprenorphine.
What is the mechanism of action of buprenorphine?
Opioid receptor agonist (μ)/antagonist (κ).
Name 2 opioid receptor antagonists.
Naloxone and naltrexone.
Name 2 drugs used in the management of opioid addiction.
Methadone and buprenorphine
What’s the mechanism of action of methadone?
Opioid receptor agonist.
Name 3 AEDs used to treat neuropathic pain.
Gabapentin (AED), pregabalin (AED) and carbamazepine (AED).
What is the mechanism of action of gabapentin?
Inhibits VDCC and increases GABA transmission.
What is the mechanism of action of pregabalin?
Inhibits VDCC.
What is the mechanism of action of carbamazepine?
Sodium channel blocker.
Name 2 tricyclic antidepressants (TCAs).
Amitriptyline and nortriptyline.
What is the mechanism of action of TCAs?
SRI, NRI, H1 antagonist, M1 antagonist, adrenergic
antagonist.
Name 2 SSRIs.
Sertraline and citalopram.