dibeties DWQA Questions › Category: Questions › dibeties 0 Vote Up Vote Down kewal asked 7 years ago till how long i hv to take mehantaka vati to control my sugar level? 1 Answers 0 Vote Up Vote Down admin Staff answered 7 years ago Dear Kewal, You will have to regularly take Mehantaka Vati as long as your physician prescribes to you, depending on your health condition and improvement. There is no fixed time period for medicine, and it varies from patient to patient.