Hello respected doctor's, my mother age 59 and working women, she take allopathy treatment for knees pain last 12 years but no improvement, last 2 month she take homeopathy treatment and her condition better. Now a days some skin problems found allergy. She take NATRUM PHOSPHORICUM 12X, CALCAREM phosphoric 12X, MAGNESIUM PHOSPHORICUM 6X AND DESMODIUM Q. She take those medicine and now better but skin problems occur, is that problem happened because change treatment allopathy to homeopathy, please solve this problem give homeopathy treatment for skin problems. Thank you.