The increase in the bulk of your faeces stimulates the muscles in your gut to squeeze faeces along and out of the body. They partly work by absorbing water (a bit like blotting paper). They increase the bulk of your stools (faeces) in a similar way to fibre. These are sometimes called fibre supplements. How do laxatives work? Bulk-forming laxatives In many cases, the cause is not clear.įor more information see the separate leaflet called Constipation. It can also be a side-effect of certain medicines, or related to an underlying medical condition. You may also feel bloated and feel sick if you have severe constipation.Ĭonstipation may be caused by not eating enough fibre, or not drinking enough fluids. Sometimes crampy pains occur in the lower part of your tummy (abdomen). It is a change from your usual pattern that may mean that you are constipated. For others, 2-3 times per week is normal. Some people normally go to the toilet to pass faeces 2-3 times per day. Note: there is a large range of normal bowel habit. The time between opening your bowels increases compared with your usual pattern. What is constipation?Ĭonstipation is the name for the condition where stools (faeces) become hard and difficult or painful to pass. These include prucalopride, lubiprostone, and linaclotide. These don't all necessarily work by their direct effect on the gut. There are also a number of newer medicines for constipation, which work differently to the groups above. Some laxatives work in more than one way. For example, arachis (peanut) oil enemas, and liquid paraffin. For example, bisacodyl, docusate sodium, glycerol, senna and sodium picosulfate. For example, lactulose, macrogols, (also called polyethylene glycol, or PEG), phosphate enemas and sodium citrate enemas. Unprocessed bran is a cheap fibre supplement. For example, ispaghula (psyllium) husk, methylcellulose and sterculia. Bulk-forming laxatives (also known as fibre supplements).Each laxative may have different brand names: Store at room temperature away from moisture and heat.There are four main groups of laxatives that work in different ways. Follow the directions on the product label about how much epsom salt to use per gallon of water. To use magnesium sulfate as an epsom salt soak, dissolve in a large amount of water in a large bowl, a bucket, a foot tub, or a bath tub. These may be signs of a more serious condition. If you have rectal bleeding or if you do not have a bowel movement after using magnesium sulfate as a laxative, stop using the medication and call your doctor at once. Magnesium sulfate taken orally should produce a bowel movement within 30 minutes to 6 hours.ĭrink plenty of liquids while you are taking magnesium sulfate. You may add a small amount of lemon juice to improve the taste of this mixture. Stir this mixture and drink all of it right away. To take magnesium sulfate orally, dissolve one dose in 8 ounces of water. Follow your doctor's instructions or the directions on the package. Magnesium sulfate may be used orally (by mouth) or as a soak. Using too much magnesium sulfate can cause serious, life-threatening side effects. Never use a higher dose of magnesium sulfate than recommended on the package label, or as your doctor has directed. Use exactly as directed on the label, or as prescribed by your doctor.
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