hello dr online, im a pg in psychiatric nursing with fair complexion, hieght is 5 feet, 58 kg, and i ve developed pigmentation on both cheeks and in the termporal areas which is symetrical since last two years. i ma using antipigmention cream of bbody care comp. and castor oil directly at night, sometimes i use even olive oil, and gel of castor oil . sligt improvement i can see, im on atenolol 25 mg since last 4years pliz suggest