Taking garlic is very helpful in piles. Taking garlic with milk increases the digestive capacity and removes any kind of inflammation present in the alimentary canal. It can also be used as a suppository in the rectal area. It helps to reduce hemorrhoids in the rectal area. It also reduces skin inflammation near the rectal area. There are two factors for treatment of piles - piles elimination, easy passage of stool. For easy passage of stool, Lavanbhaskar churna, Triphala churna can be used. Consult your nearest physician for the dosage. Piles can be treated by  Kshar Sutra parasurgical treatment of Ayurveda. Hope it helped!