Internal medicine and proper assessment is needed for good result.According to ayurvedic concept agnimandya (improper digestive fire ) is the root cause of the arsas .So it will be better to treat from the root level of the disease.By external application you got the symptomatic relief only.
Next Steps
Pilocid gel(kottakkal ayurveda),Pilex ointment(himalaya),Pilorid ointment(Nagarjuna),kulon ointment(Vasu) etc are the some of the external medicines available in the market.
Health Tips
Life style modification,diet regulation also needed.