Fleet ready to use enema x3 this can be used for the relief of occasional constipation and where bowel cleansing is required such as prior to an endoscopy bowel surgery or an x ray examination r r in this multipack you will get r r r r 3 packs of fleet ready to use enema 133ml each r r r r how does it work r r fleet enema is a saline laxative saline laxatives work by drawing water into the colon which helps produce a bowel movement this provides a soft stool mass and increa