A gel form of these medicines is best. When used as a gel directly on the anus, these medicines work as well as nitroglycerin cream.1 The gel form of these medicines also has fewer side effects than the pill form.
cause of fissures is increased tension (called resting pressure) and spasm in
the internal anal sphincter, one of two muscles that control the anus. These
medicines work by relaxing the smooth muscle, allowing the fissure to
WebMD Medical Reference from Healthwise
May 15, 2012
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