About senna Who can and cannot take it How and when to take it Side effects Pregnancy, breastfeeding and fertility Taking senna with other medicines and herbal supplements Common questions Related conditions Constipation Constipation in children Irritable bowel syndrome (IBS) Useful resources ERIC: the Children's Bowel and Bladder Charity www.eric.org.uk Guts UK – advice on constipation: charity gutscharity.org.uk