Drug dosages MCQs Flashcards
Azathiopine
50-150mg Start 50mg/day, increase to max 2-2.5mg/kg/day. 25/50mg tabs 70kg 150mg (3 tabs)
Cyclosporine
75mg BD 2.5mg/kg/day in / dose (10) 25,50mg tabs 70kg 75mg BD
Hydroxychloroquine
200mg BD (3-max 6.5mg/kg)
Colchicine
500mcg (0.5mg/day incresed TDS)
Dapsone
150mg OD (50-200mg) (0.5mg/kg)
Methotrexate
10mg once/week Sat with 5mg Folic acid Sun. R/V 4/52 increase by 5mgs if required. Paeds max 25mg
Mycophenolate
1.5g BD. 250mg BD 1/52, increasing to 500mg BD and then increase dose by 500mg every 4 weeks until effect of max dose 1.5g BD.
Potassium Iodide
300mg TDS, starting 150-300mg TDS (1000mg/ml, 0.3ml= 300mg)
Isotretinoin
10-40mg OD 0.2-0.5mg/kg (1mg/kg alternate days)
Rituximab
1g (1000mg week 0+2, then 6/12 m as indicated)
IVIG
1-2g/kg given over 3 days KD 2g/kg/d + repeated if needed. TEN 3g/kg 3d
Acitretin
10-40mg (kids 0.5-1mg/kg max 35mg)
Apremilast
30mg BD (10mg, 10 10, 10 20, 20 20, 20 30, 30 30
Terbinafine
250mg OD, 125mg 20-40kg, 62.5 10-20kg
Itraconazole
50mg lozanoc(100mg spironox)
Fluconazole
150mg OD (sometimes stat dose)
Griseofulvin
500mg-1g (10-20mg/kg, max 1g)
Enstillar foam
0.5% bethamethasone dipropironate calcipotriol 0.005% 60g. 2sec= 0.5g , 1 can at least 4 days/ If spray 1 min, 15g- don’t use more than that in 1 day!
Minoxidil
10mg tablet divided into 1mg or 2.5mg
Spironolactone
25mg
Cyclophosphamide
1-3mg/kg
Whitfield’s ointment
3% SA 3% Benzoic acid in lanoin/ petrolium
Pen G for syphilis
2/4 U/milion IV
Flucloxacillin
250–500 mg every 6 hours. Maximum 4 g daily (1g kids)
Keflex
500mg BD
EES
250mg BD -QDS
Doxycycline/ Minocycline
50-100mg
Finasteride / Dutasteride
1mg/ml
Propanalol
1mg/kg in 2 divided doses increasing to 2mg/kg if required
Dithranol
0.05-0.1% long contact, 0.5% short contact