作者报道:用马鞭草15斤,瓜子金20斤,七叶一枝花5斤。洗净切碎,用蒸馏水浸泡1小时,再补充水浸过药面,煎煮2次,用纱布过滤。两次过滤液浓缩至10,000毫升,加防腐剂,放置3～5天,滤除沉淀,加糖适量煮沸,再用三层纱布过滤,冷却后慢慢加入薄荷油(先用酒精溶解)适量,不断搅拌后放置 The authors reported: 15 pounds of verbena, 20 pounds of melon seeds, and 5 pounds of flowers. Wash and chop, soaked in distilled water for 1 hour, then add water to dip the surface, boil 2 times, and filter with gauze. Two filtrates are concentrated to 10,000 ml, add preservatives, place for 3 to 5 days, filter out the precipitate, add sugar to the appropriate amount of boiling, and then filter with three layers of gauze, slowly add mint oil (dissolve with alcohol first) and cool Place after stirring