Drugs causing gynaecomastia

Gynaecomastia is caused by
a) Clorniphene citrate
b) Tamoxifen
c) Spironolactone
d) Testosterone

Correct answer : c) Spironolactone

Some drugs causing gynaecomastia:

Reserpine
Cemetidine
Spironolactone
Ketoconazole
Digitalis
INH
Methyldopa
Phenytoin
Flutamide