Resepcted user, hi I evaluated your query thoroughly. * Diarrhea is related to altered gut flora effect through Vancomycin. * In addition to Pre-pro biotics to replenish the gut with lactobacillus , we recommend certain life style modifications mandatory - drink plenty of liquids preferably boiled water, coconut water, green tea, coffee, butter milk , lemon juice etc. - maintain balanced light diet with enough carbohydrates, proteins , minerals, vitamins , anti-oxidatns , trace elements , yoggurt. - avoid all oily / spicy / nonveg stuffs / beverages / junk foods - do regular walking , exercises , YOGA at home regularly . - avoid stress / anxiety . - have sound sleep of 8 hours . - maintain BP , Blood sugar , weight , Cholesterol levels under control . - avoid smoking / alcohol / consumption of any abuse substance if any. - in our clinic we recommend additional metronidazole group of antibiotics for selected group of patient after evaluation Hope this clears your query. Thanks for using Health care magic & keeping trust in our medical services. Wishing you fine recovery from the same. Welcome for any further queries. Regards dear take care.