Pigmentation of nail is caused by all of these drugs except:
Cyclophosphamide
Chlorpromazine
Chloroquine
Amiodarone
Ans: D. Amiodarone(Ref: KDT 7//e p534)Amiodarone:Cause corneal deposits.Not causes nail pigmentation.Causes of Melanonychia or Nail PigmentationPhenothiazines like ChloroquineMinocyclineArsenicClofazimineClomipramineCyclophosphamidFluconazoleFluorideGold saltsIbuprofenKetoconazoleLamivudineMercuryPhenytoinPsoralenRoxithromyciSteroidsSulfonamideTetracyclineThalliumTimoloZidovudine