Laxatives are medicines used to treat constipation by softening stools or stimulating the bowels to move, making it easier for people to pass stools. They can be taken orally in the form of liquids, tablets, capsules, or powders dissolved in water, or administered through the rectum via suppositories or enemas. Laxatives work in different ways, but they generally make things happen faster in the colon, which can have a domino effect on the small intestine, where most digestion takes place. While laxatives can be useful for temporary relief from constipation, they should not be relied upon as they can cause side effects such as bloating, gas, stomach cramps, and dehydration, and can even lead to dependency.
Characteristics | Values |
---|---|
How laxatives work | Laxatives work by softening stools, increasing the bulk of stools with additional fibre, or stimulating the muscles in the colon to move the stool along. |
Types | Bulk-forming, osmotic, stool softeners, lubricants, and stimulants. |
Forms | Liquids, tablets, capsules, powders, suppositories, enemas. |
Side effects | Bloating, gas, stomach cramps, dehydration, diarrhoea, intestinal obstruction, loss of muscle tone in the colon, electrolyte imbalance. |
Misuse | People with eating disorders sometimes misuse laxatives to lose weight or control their weight. This can lead to dehydration, organ damage, and electrolyte imbalance. |
What You'll Learn
Laxatives can be taken orally or via the rectum
Laxatives are drugs that relieve constipation by loosening stools or inducing a bowel movement. They can be taken orally or via the rectum. Oral laxatives come in the form of pills, capsules, liquids, foods, and gums, while rectal laxatives are administered as suppositories or enemas.
Oral laxatives are typically taken with water or juice, and some require specific instructions to be followed, such as taking them on an empty stomach or during certain times of the day. It is important to allow at least 30 minutes for the body to absorb the laxative before consuming a meal or snack. Additionally, certain types of laxatives, like mineral oil, should not be taken within two hours of eating to avoid interfering with digestion and nutrient absorption.
Rectal laxatives, on the other hand, are inserted directly into the anus. Suppositories are tiny dissolvable capsules, while enemas are small squeezable tubes used to inject the medicine. These rectal methods are considered the fastest-acting, often providing relief within minutes to an hour. However, they also carry a higher risk of side effects such as diarrhea and stomach cramps.
It is crucial to follow the instructions provided with the laxative to ensure safe and effective use. Taking a higher dose than recommended can be dangerous and may lead to an overdose. Consulting a healthcare provider is advised if constipation persists or side effects occur.
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They are used to treat constipation
Laxatives are a type of medicine used to treat constipation. They are often used when lifestyle changes, such as increasing fibre intake, drinking more fluids, and exercising, have not helped alleviate constipation.
There are four main types of laxatives: bulk-forming, osmotic, stimulant, and stool softener laxatives. Bulk-forming laxatives increase the weight of stools by adding bulk or fibre, which stimulates the bowel. Osmotic laxatives draw water from the body into the bowel to soften stools and make them easier to pass. Stool softener laxatives decrease the surface tension of stools, allowing them to absorb more water and become softer. Stimulant laxatives stimulate the muscles lining the gut, helping to move stools along to the back passage.
It is important to note that laxatives should be used sparingly and only when necessary. They are typically available over the counter without a prescription, but they can cause side effects such as dehydration, abdominal cramps, and diarrhoea if used excessively or for prolonged periods.
Laxatives are meant to be a temporary solution for constipation, and they should not be relied upon as a long-term fix. Improving one's diet and increasing physical activity can help reduce constipation and the need for laxatives.
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They work by softening stools or increasing their bulk
Laxatives are products that help people empty their bowels. They are used to treat constipation and can be purchased over the counter or prescribed by a doctor.
Laxatives work in different ways, but they all aim to help relieve constipation. Some work by softening stools, while others stimulate the bowels to get moving. Bulk-forming laxatives, also known as fibre supplements, are a type of laxative that increases the bulk of the stool by making it bigger and softer.
Bulk-forming laxatives contain soluble fibre, which draws water from the body into the stool. This makes the stool softer and easier to pass. They are considered the gentlest type of laxative and are usually recommended as the first option to try. They are also generally safe to use daily and have minimal side effects. Examples of bulk-forming laxatives include psyllium (Metamucil), polycarbophil (FiberCon), and methylcellulose (Citrucel).
These laxatives may take some time to provide relief, typically between 12 hours to three days. It is important to follow the instructions on the medication to ensure effectiveness and reduce the risk of side effects.
In addition to bulk-forming laxatives, there are other types of laxatives that work by softening stools. Stool softeners, also known as emollient laxatives, increase the water and fat content in the stool, making it softer. Lubricant laxatives, such as mineral oil, coat the colon, preventing water absorption from the stool and making it slippery for easier passage. Osmotic laxatives, including magnesium-based laxatives, draw water into the intestines, softening the stool and triggering bowel movements.
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They can cause side effects such as bloating, gas, and stomach cramps
Laxatives are a medication that can be used to treat constipation. They work by softening stools or stimulating the bowels to get moving so you can pass them. However, they can also cause side effects such as bloating, gas, and stomach cramps.
Bloating is a common side effect of laxatives, especially when used in the context of an eating disorder. This can be caused by even slight amounts of dehydration, which can occur if the laxative draws water from the body to soften stools. It is important to drink plenty of fluids when taking laxatives to prevent dehydration and the resulting bloating.
Laxatives can also cause gas and stomach cramps. These side effects are more common with certain types of laxatives, such as stimulant laxatives, which work by stimulating the muscles in the colon to move stools along. Enemas and suppositories, which act directly on the anus or rectum, also carry a greater risk of causing gas and stomach cramps.
To minimize the risk of side effects, it is important to take laxatives as directed and not to exceed the recommended dosage. It is also important to be aware of potential interactions with other medications and to speak with a healthcare provider or pharmacist before taking laxatives, especially if you have an underlying health condition.
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They should be taken as directed to avoid side effects
Laxatives are a type of medicine used to treat constipation. They are available over the counter in pharmacies, grocery stores, and online, as well as on prescription from a doctor. They work by softening hard stools or stimulating the bowels to move, making it easier for you to pass stool.
There are five main types of laxatives: bulk-forming, osmotics, stool softeners, lubricants, and stimulants. Each type works differently, but all aim to make it easier for you to pass stool. It's important to note that laxatives should only be used occasionally and for a short period, usually up to a week. If your constipation persists after taking laxatives for a week, consult a doctor.
To avoid side effects, it is crucial to take laxatives as directed. Here are some instructions and guidelines to follow when taking laxatives:
- Timing: Some laxatives need to be taken at specific times of the day, such as first thing in the morning or last thing at night. Follow the instructions on the packaging or consult a pharmacist if you are unsure.
- Food and drink: Some laxatives should be taken on an empty stomach, while others need to be taken with food or drink. For example, stimulant laxatives need to be taken on an empty stomach as food can slow down their effectiveness. It is also recommended to wait at least 30 minutes after taking a laxative before eating again.
- Dosage: Do not take more than the recommended dose. Overdosing on laxatives can be harmful and lead to serious side effects. Be patient and consistent with the recommended dosage, and consult a healthcare provider if the laxative is not working.
- Duration: Laxatives are meant for occasional and short-term use. Do not take them every day or for extended periods without medical supervision. Prolonged use can lead to dependency and worsen constipation.
- Water intake: Drink plenty of water when taking laxatives, especially with bulk-forming and osmotic laxatives, as they can cause dehydration.
- Medication interactions: Laxatives can interact with certain medications, including heart medications, antibiotics, and bone medications. Consult a doctor or pharmacist to ensure the laxative you are taking does not interfere with any other medications you are taking.
- Dietary considerations: Avoid processed foods, alcohol, dairy, red meat, sweets, and fried foods while taking laxatives. These foods can slow down digestion and make constipation worse.
- Precautions for specific groups: Laxatives are not recommended for children unless advised by a doctor. If you are pregnant or breastfeeding, consult a healthcare provider before taking any laxatives, as some ingredients may be unsafe.
By following these instructions and taking laxatives as directed, you can effectively treat occasional constipation while minimizing the risk of side effects. Remember, laxatives are not a substitute for a healthy diet and lifestyle, which are the best ways to prevent constipation.
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Frequently asked questions
Laxatives work to speed up the process of digestion, encouraging the body to rush food through the intestine. This can result in less digestion taking place before the food moves into the colon.
There are five major types of laxatives: bulk-forming, osmotic, stool softeners, lubricants, and stimulants.
Laxatives work by either softening stools or increasing their bulk with additional fibre, making it easier to pass.
Common side effects of taking laxatives include abdominal cramps, dehydration, and an electrolyte imbalance.