My mother age is 58 years old. She often gets loose motion thrice or four times a day after every two or three days. She did not feel hungry as required. Due to this she uses to take very less quantity of food. For example. 1 or 2 chapatis with vegetables at breakfast, some rice during lunch and again 1 or 2 chapatis with vegetables during night. Sometimes she uses to go to bed at night without taking dinner. Her height is 5 ' 2" n weight is 57 kg. She often feels weakness. It is pertinent to mention here that she has high blood pressuare and takes three types of medicines after breakfast. Please suggest some medicine or doctor's name.