 [ Symptoms ] can my doctor write a prescription for a sample that he is out of in the office  i do not want to have to pay for a whole prescription in order to test out dosage strength and my doctor is out [ Disease ] of course he is of weak immunity mainly due to malabsorption and ibs is a possibility … pravotin sachets is a good source of protein supplement for his age and case give it with juice or milk healthy diet rich in fibers vitamins and proteins can help much avoid gluten also iron supplement like those in spread chocolate can be used get a stool analysis to rule out any parasites no replacement for iga