MSK Flashcards
Paracetamol: Action
Non-opioid
COX-2 inhibitor
Paracetamol: Indications (2)
Acute/chronic pain (1st line)
Fever
Paracetamol: Contraindications
Decrease dose in liver toxicity
Paracetamol: Side Effect
Liver failure (give acetylcysteine)
Paracetamol: Interaction
P450 inducers increase liver damage
Diclofenac: Action
NSAID
COX inhibitor => inhibit prostaglandin synthesis
COX-1- renal perfusion, anti-thrombus => SE
COX-2- inflammation and pain
Diclofenac: Indications (2)
Mild-mod pain
Inflammatory pain
Diclofenac: Contraindications (2)
Renal impairment
Peptic ulcer disease
Diclofenac: Side Effects (2)
Renal impairment
Increase risk of CV events
Diclofenac: Interactions (2)
Increased ulceration/bleed w aspirin, corticosteroids, anticoags, SSRIs
Increased renal impairment with ACEi. diuretics
Codeine: Action
Opiate
Metabolised in liver => morphine
Codeine: Indication
Mild to mod pain
Codeine: Contraindication
Uncontrolled epilepsy (tramadol)
Codeine: Side Effects (2)
Constipation
Neuro/respiratory depression
Morphine: Action
Opioid
Activate opioid u receptor => decrease neuronal excitability and pain transmission
Decrease hypoxia/hypercapnia response