Mouth Ulcer
(Also known as oral ulcer) Take about 1 gram of borneol, mix with half liang of steam water until uniform. Apply to affected area five times daily; heals within two days. Additionally, each time boil half bowl of water using one pomegranate peel, drink twice daily for three days—prevents recurrence. Avoid spicy foods. (Note: Steam water can be replaced by condensation water from electric rice cooker lid or apply oil made from egg yolk.)