Digoxin

Question 1

Digoxin toxicity

Answer 1

Arrythmias 💓
Diarrhoea
N+V
Skin reactions
Vision disorders 👁️
-yellow 
-blurred vision

Question 2

Toxicity range

Answer 2

1.5 - 3microgram/L

Question 3

Monitoring

Answer 3

Bloods 6 hours after dose 
Dig plasma concentration
Serum electrolyte
    Ca- high = toxicity
    Mg- low = toxicity 
    K-Low = toxicity.      hypOkalaemia- toxicity
Renal function - reduce dose in impairment
Heart rate

Question 4

Interactions

Answer 4

St John's wort ↓dig conc 
Diuretics - lead to hypokalaemia = toxicity
NSAIDs 
ACE inhibitors
Beta blockers 🖤 block 
Antacids - 2 hours apart