Rectal suppositories for constipation. Eva/q rectal suppositories form microbubbles, stimulate in a physiological way, if bowel emptying does not occur naturally, stabilize the defecation mechanism. The constipated mass is best eliminated by a local, physiological method of bowel emptying. Rectal suppositories Eva/q, with their effervescent, stimulating action, break down the compaction of faecal mass and promote defecation. With repeated use, the stimulating action of Eva/q also rehabilitates the sluggish defecation mechanism. Eva/q suppositories work only locally and do not contain stomach softening substances that could cause any unwanted side effects when absorbed, so Eva/q suppositories can also be used during pregnancy, breastfeeding, convalescence, elderly people, persons with mobility impairments and bedridden patients . The use of suppositories Eva/q is recommended for bowel emptying before surgical, gastroenterological, urological operations and procto-rectoscopy.