leukoskin is a herbal product with which side effects are minimal and useful in vitiligo.along with medication daily exposure to sun for 10min is required.between 11am to 3pm sun exposure should be avoided in general as during that time harmful UV rays are more in sunlight.regarding dicaris it is useful in both vitiligo and worm infestation.during its use immunity will be less so you have to avoid contact with people who have colds, the flu, or other contagious disease and also who have recently been vaccinated with a live vaccine.you should not be vaccinated with any live vaccine while taking this.you should not take alcohol. serious side effects: difficulty breathing; swelling of the lips, tongue, or face; decreased bone marrow function, extreme fatigue, fever, chills, or signs of infection; confusion or loss of consciousness, memory loss, muscle weakness, numbness or tingling; seizure, speech disturbances.if you experience any of the above you need to consult your physician immediately.if you are planning for pregnancy you have to discuss the same with your dr. Neurokind usually have no serious side effects and is given for your B12 deficiency.regarding B12 deficiency nonveg diet is required or else lots of green leafs should be included in diet.after giardia is gone your deficiency correction will be easier.to prevent worm infestation food should be thoroughly washed and cooked before consuming.