A depressed patient went to see his primary care doctor as a routine check-up. The patient always looked stressed and depressed. After the examination and review all the patient's medicine (total of 8 different medications and some of them instruct to take two and three times a day) the doctor said " you must drink a lot of fluids when taking each of these medications “The patient was quiet and spoke softly to himself " then I don't think I have to eat anything else".