Anaesthetics (Drugs) Flashcards
Morphine
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Diamorphine
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Codeine
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Oxycodone
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Methadone
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Buprenorphine
Partial Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Fentanyl
Opioid Agonist
–> Anti-nociceptive
MOA:
- Opens K+ Channels
- Inhibits VGCC
–> Hyperpolarization of Pain Neurons
Acetylsalicylic Acid
NSAID
–> Analgesic, Antipyretic, Anti-Inflammation
MOA:
- Inhibit COX-1 and COX-2
–> Inhibit Prostaglandin Generation
–> Inhibits pain-producing effects
Ibuprofen
NSAID
–> Analgesic, Antipyretic, Anti-Inflammation
MOA:
- Inhibit COX-1 and COX-2
–> Inhibit Prostaglandin Generation
–> Inhibits pain-producing effects
Acetaminophen (Paracetamol)
Analgesic, Antipyretic
No Anti-Inflammation
MOA:
- Unknown
- COX-3?
- Activate and desensitize TRPA1/V1 Channels in brain?
Amitriptyline
Tricyclic Antidepressant
–> Relieves Neuropathic Pain
MOA:
- Inhibits NE reuptake
–> NE reduces pain
Nortryptaline
Tricyclic Antidepressant
–> Relieves Neuropathic Pain
MOA:
- Inhibits NE reuptake
–> NE reduces pain
Desipramine
Tricyclic Antidepressant
–> Relieves Neuropathic Pain
MOA:
- Inhibits NE reuptake
–> NE reduces pain
Gabapentin
Antiepileptic Drug
–> Relieves Neuropathic Pain
MOA:
- Reduces expression of VGCC
- Blocks VGSC
–> Less stimulation
Carbamazepine
Antiepileptic Drug
–> Relieves Neuropathic Pain
MOA:
- Reduces expression of VGCC
- Blocks VGSC
–> Less stimulation