... poor digestion, dysmenorrhea, emission, impotence, prolapse of anus and uterus, and any treatable diseases of moxibustion. 1 Is Prime Kampo moxa-roll safe?Yes ... digestion, dysmenorrhea, emission, impotence, prolapse of anus and uterus, and any treatable diseases of moxibustion. 3 How do I use the moxa-roll?Light ...