How does H-Fissures work? This product is used as a topical solution to offer relief instantly when it is applied. This formula is designed to offer instant absorption and is of low molecular weight and is also soluble with human cell tissue. This highly concentrated oil formula is also gentle, natural and effective. Only a few drops are needed to relieve, pain, itching and any discomfort you experience from anal fissures. As long as you use this product as instructed, it will reduce inflammation and pain of fissures around the anal area.