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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Brand Name
Cvs Gentle Laxative
Generic Name
Bisacodyl
Active Ingredient
BisacodylCategory
Stimulant Laxative [EPC]
Variants
3
Different strengths and dosage forms
| Strength | Form | Route | NDC |
|---|---|---|---|
| 10 mg/1 | SUPPOSITORY | RECTAL | 59779-107 |
Detailed information about Cvs Gentle Laxative
This page is for informational purposes only and does not replace medical advice. Before using any prescription or over-the-counter medication for Cvs Gentle Laxative, you must consult a qualified healthcare professional.
Bisacodyl is a potent stimulant laxative used for the short-term relief of occasional constipation and bowel preparation before medical procedures. It works by directly stimulating the nerves in the colon to increase peristalsis and promote bowel movements.
For the treatment of occasional constipation in adults and children 12 years of age and older, the standard oral dosage is 5 mg to 15 mg (1 to 3 tablets) taken once daily. It is generally recommended to start with the lowest effective dose (5 mg) to minimize the risk of abdominal cramping. For bowel preparation before a medical procedure, the dosage is typically higher and directed by a physician, often involving 10 mg to 30 mg administered in a single day, sometimes split between oral and rectal forms. When using the rectal suppository, the standard adult dose is one 10 mg suppository once daily. Only one suppository should be used per 24-hour period unless otherwise directed by a healthcare professional.
Pediatric dosing must be approached with caution and usually requires medical supervision. For children 6 to 12 years of age, the oral dose is typically 5 mg (1 tablet) once daily. The rectal suppository dose for this age group is 5 mg (half of a 10 mg suppository) or 10 mg once daily. For children under 6 years of age, Bisacodyl is generally not recommended unless specifically directed by a pediatrician, as younger children are at a higher risk for dehydration and electrolyte disturbances. Always consult a healthcare provider before administering any stimulant laxative to a child.
Because Bisacodyl is minimally absorbed systemically, formal dosage adjustments for patients with kidney disease are not typically required. However, these patients are at a higher risk for electrolyte imbalances (such as hypermagnesemia or hypokalemia) if the drug causes significant diarrhea. Healthcare providers should monitor these patients closely.
No specific dosage adjustments are required for patients with liver disease. The drug's primary action is local within the colon, and its systemic metabolism is limited to conjugation, which is generally preserved unless hepatic failure is severe.
Geriatric patients should be started on the lowest possible dose. The elderly are more susceptible to the dehydrating effects of laxatives and may have underlying conditions that increase the risk of adverse events. Close monitoring of hydration status and electrolyte levels is advised during repeated use.
To ensure the safety and efficacy of Bisacodyl, follow these specific instructions:
Bisacodyl is typically taken on an as-needed basis. If you are on a scheduled regimen and miss a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and return to your regular schedule. Do not double the dose to catch up, as this increases the risk of severe cramping and diarrhea.
Signs of a Bisacodyl overdose include severe abdominal pain, persistent watery diarrhea, extreme thirst (dehydration), muscle weakness (due to low potassium), and dizziness. In cases of acute overdose, emergency measures focus on rehydration and the correction of electrolyte imbalances. If you suspect an overdose, contact your local poison control center or seek emergency medical attention immediately.
> Important: Follow your healthcare provider's dosing instructions. Do not adjust your dose or use the medication for longer than seven days without medical guidance.
Most individuals taking Bisacodyl will experience some level of gastrointestinal discomfort. The most common side effect is abdominal cramping or 'griping.' This occurs because the drug is actively stimulating the smooth muscles of the colon to contract. These cramps can range from mild to moderate and typically subside once a bowel movement has occurred. Other common effects include nausea and rectal irritation (when using suppositories). Some patients may also experience mild diarrhea or loose stools as the medication draws water into the bowel. These symptoms are generally self-limiting and do not require medical intervention unless they become severe or persistent.
Less frequent side effects may include vomiting, which is more common if the enteric coating of the tablet is compromised. Some patients report faintness or dizziness (vasovagal syncope), which can occur due to the strain of a bowel movement or the abdominal pain associated with cramping. Rectal burning is a known side effect of the suppository form, caused by local irritation of the mucosal lining. Mild dehydration may occur, characterized by increased thirst and slightly decreased urine output, especially if the patient is not consuming adequate fluids during treatment.
Rarely, Bisacodyl can cause more significant systemic or local issues. These include hypokalemia (dangerously low potassium levels), which can lead to muscle weakness and heart rhythm irregularities. Metabolic alkalosis (an imbalance in the body's pH) has been reported with excessive use. There are rare cases of protein-losing enteropathy, where proteins leak from the intestines into the gut, and proctitis (inflammation of the rectal lining) with chronic suppository use. Allergic reactions, including angioedema (swelling under the skin) and anaphylactoid reactions, are extremely rare but require immediate medical attention.
> Warning: Stop taking Bisacodyl and call your doctor immediately if you experience any of these serious symptoms:
Prolonged or excessive use of Bisacodyl (longer than 7-10 days) can lead to several chronic complications. The most significant is laxative dependency, where the colon loses its natural ability to contract, requiring ever-increasing doses of laxatives to function. This is sometimes referred to as 'lazy bowel syndrome.' Long-term use can also lead to cathartic colon, a condition where the colon becomes dilated and loses its muscular tone (haustral folds), potentially becoming permanent. Chronic use also increases the risk of persistent electrolyte imbalances and chronic dehydration, which can place significant strain on the kidneys and heart.
There are currently no FDA black box warnings for Bisacodyl. However, the FDA requires strict labeling regarding the duration of use (not to exceed 7 days) and warnings against use in the presence of undiagnosed abdominal pain, nausea, or vomiting, as these can be signs of appendicitis or bowel obstruction.
Report any unusual symptoms or side effects that interfere with your daily activities to your healthcare provider immediately.
Bisacodyl is intended for short-term, occasional use only. It should not be used as a daily supplement for bowel regularity. Patients should be aware that the primary risk associated with stimulant laxatives is the potential for dehydration and electrolyte depletion. Always ensure adequate fluid intake (at least 6-8 glasses of water daily) while using this medication. If symptoms of constipation persist for more than seven days, or if the use of Bisacodyl results in no bowel movement, a physician must be consulted to rule out serious underlying conditions such as colorectal cancer or mechanical bowel obstruction.
No FDA black box warnings for Bisacodyl. It is generally considered safe when used according to the over-the-counter labeling or a physician's specific instructions.
For occasional, short-term use, no specific laboratory monitoring is required. However, for patients using Bisacodyl as part of a chronic bowel program or those with renal impairment, healthcare providers may monitor:
Bisacodyl generally does not affect the ability to drive or operate machinery. However, some patients may experience dizziness or syncope (fainting) due to abdominal cramping or the physical strain of a bowel movement. If you feel lightheaded after taking the medication, avoid these activities until the feeling passes.
There is no direct chemical interaction between Bisacodyl and alcohol. However, alcohol is a diuretic and can contribute to dehydration. Since Bisacodyl also increases fluid loss through the stool, combining the two may increase the risk of becoming dehydrated and experiencing dizziness or electrolyte imbalances.
Bisacodyl should be discontinued as soon as normal bowel function returns. There is no requirement for tapering after short-term use. However, if the drug has been misused chronically, sudden discontinuation may result in temporary 'rebound constipation.' In such cases, a healthcare provider should manage the transition to a high-fiber diet and osmotic laxatives.
> Important: Discuss all your medical conditions, especially any history of bowel disease or kidney problems, with your healthcare provider before starting Bisacodyl.
There are no drugs that are strictly contraindicated in a way that causes a fatal reaction, but Bisacodyl should never be taken within one hour of antacids, H2 blockers, or Proton Pump Inhibitors (PPIs).
Bisacodyl use does not typically interfere with standard blood chemistry tests, but it can affect the results of:
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking, including those for heartburn or indigestion.
Bisacodyl must NEVER be used in the following circumstances:
Conditions requiring careful risk-benefit analysis by a physician include:
There is little evidence of cross-sensitivity between Bisacodyl and other classes of laxatives (like osmotic or bulk-forming agents). However, patients who are sensitive to other diphenylmethane derivatives should use Bisacodyl with caution. Some formulations contain lactose; patients with severe lactose intolerance should check the specific inactive ingredients of the brand they are using.
> Important: Your healthcare provider will evaluate your complete medical history, including any recent abdominal surgeries or chronic GI issues, before prescribing or recommending Bisacodyl.
Bisacodyl is traditionally classified under FDA Pregnancy Category C (under the older system). This means that adequate and well-controlled studies in pregnant women are lacking. While systemic absorption is very low, the drug can cause significant abdominal cramping and electrolyte changes that may theoretically affect the pregnancy. Clinical guidelines typically suggest that bulk-forming laxatives (like psyllium) or stool softeners (like docusate) should be used as first-line treatments for pregnancy-induced constipation. Bisacodyl should only be used during pregnancy if the potential benefit justifies the potential risk to the fetus and only under the direct supervision of an obstetrician. There is no evidence of teratogenicity (birth defects), but the risk of dehydration in the mother is a concern.
Clinical data indicate that neither the parent drug (Bisacodyl) nor its active metabolite (BHPM) is excreted into human breast milk in significant amounts. Therefore, Bisacodyl is generally considered compatible with breastfeeding. The risk to the nursing infant is considered negligible because the drug acts locally in the mother's colon and has very low systemic bioavailability. However, nursing mothers should still consult their healthcare provider before use to ensure they maintain adequate hydration, which is essential for milk production.
Bisacodyl is approved for use in children 6 years of age and older. In this population, it is typically used for short-term constipation. It is critical to ensure the child can swallow the tablet whole; if they cannot, the suppository form should be used instead. Bisacodyl is not recommended for children under 6 without a doctor's order, as they are at a much higher risk for rapid dehydration and electrolyte imbalances. Long-term use in children must be avoided as it can interfere with the development of normal bowel habits.
Patients over the age of 65 are at an increased risk for adverse effects from Bisacodyl. The elderly often have a higher prevalence of renal insufficiency and are more susceptible to the dehydrating effects of laxatives. There is also a higher risk of falls if the patient experiences urgency or dizziness (syncope) after taking the medication. Healthcare providers should recommend the lowest effective dose and ensure the patient is not taking other medications that deplete potassium, such as certain blood pressure pills.
In patients with impaired kidney function, the primary concern is not the clearance of the drug itself, but the management of fluid and electrolytes. If Bisacodyl causes significant diarrhea, the resulting loss of fluids can worsen pre-existing renal failure. Patients with a GFR (Glomerular Filtration Rate) below 30 mL/min should use stimulant laxatives only under medical supervision with frequent monitoring of potassium and sodium levels.
No specific dose adjustments are provided for patients with hepatic impairment. However, in patients with severe liver disease (Child-Pugh Class C), the liver's ability to conjugate the absorbed metabolite may be reduced. Given the low systemic absorption, this is rarely clinically significant, but caution is advised in patients with end-stage liver disease who may also have underlying electrolyte disturbances.
> Important: Special populations, particularly the very young and the elderly, require individualized medical assessment to prevent complications like dehydration.
Bisacodyl is a locally acting stimulant laxative of the diphenylmethane group. As a prodrug, it is hydrolyzed by intestinal and bacterial enzymes into its active metabolite, bis-(p-hydroxyphenyl)-pyridyl-2-methane (BHPM). BHPM exerts its effect by directly stimulating the sensory nerves in the wall of the large intestine (the myenteric plexus). This stimulation triggers increased rhythmic contractions (peristalsis). Additionally, Bisacodyl acts on the intestinal epithelial cells to increase the secretion of electrolytes and water into the intestinal lumen. It does this by stimulating the production of prostaglandins and cyclic AMP, which open chloride channels, and by inhibiting Na+/K+-ATPase, which prevents the reabsorption of sodium and water. The result is an increased volume of stool and a shortened transit time.
The pharmacodynamic effect of Bisacodyl is highly dependent on the route of administration. When taken orally, the onset of action is typically 6 to 12 hours, making it ideal for overnight use to produce a morning bowel movement. When administered rectally, the onset is much faster, usually 15 to 60 minutes, because the drug bypasses the upper GI tract and is hydrolyzed immediately in the rectum. The duration of the effect is generally limited to the evacuation of the colon. Tolerance can develop with chronic use, requiring higher doses to achieve the same effect, which is why short-term use is strictly recommended.
| Parameter | Value |
|---|---|
| Bioavailability | <5% (Systemic) |
| Protein Binding | ~99% (Active metabolite BHPM) |
| Half-life | ~16 hours (Glucuronide metabolite) |
| Tmax | 6-12 hours (Oral); 0.5-1 hour (Rectal) |
| Metabolism | Gut hydrolysis (Active); Hepatic Glucuronidation (Inactive) |
| Excretion | Fecal (>90%); Renal (3-10% as metabolites) |
Bisacodyl is classified as a Stimulant Laxative [EPC]. It is related to other diphenylmethane laxatives like sodium picosulfate. Unlike osmotic laxatives (like polyethylene glycol) which work solely by retaining water, or bulk-forming laxatives (like fiber) which work by increasing stool mass, Bisacodyl actively forces the bowel to contract, making it a more 'aggressive' treatment for constipation.
Common questions about Cvs Gentle Laxative
Bisacodyl is primarily used for the short-term relief of occasional constipation and for cleaning out the colon before medical procedures like a colonoscopy. It belongs to the stimulant laxative class, which means it works by directly triggering the muscles in your intestines to contract and move waste along. Healthcare providers often recommend it when other types of laxatives, such as fiber or stool softeners, have not provided enough relief. It is available over-the-counter in both tablet and suppository forms for convenience. Because it is a potent medication, it is intended for temporary use and should not be taken for more than seven consecutive days without consulting a doctor.
The most frequently reported side effects of Bisacodyl include abdominal cramping, stomach pain, and nausea. These symptoms occur because the medication is actively stimulating the nerves and muscles of your colon to produce a bowel movement. Some people may also experience mild diarrhea, gas, or a burning sensation in the rectum if using the suppository form. While these effects are usually temporary and stop once the bowel is empty, they can be uncomfortable. If you experience severe pain, persistent vomiting, or rectal bleeding, you should stop using the medication and contact a healthcare professional immediately. Most side effects can be minimized by starting with the lowest possible dose.
There is no known direct chemical interaction between Bisacodyl and alcohol; however, combining them is generally not recommended. Alcohol is a diuretic, which means it encourages your body to lose fluids through urination, potentially leading to dehydration. Bisacodyl also causes fluid loss by drawing water into the intestines to soften the stool. Using both simultaneously can increase your risk of becoming severely dehydrated, which may lead to dizziness, fainting, or electrolyte imbalances. To ensure the medication works safely, it is best to avoid alcohol and instead focus on drinking plenty of water or electrolyte-rich fluids while treating constipation.
Bisacodyl should only be used during pregnancy if it is clearly needed and recommended by a healthcare provider. While very little of the drug is absorbed into the bloodstream, it can cause significant abdominal cramping and changes in fluid levels that may be uncomfortable or risky during pregnancy. Most doctors prefer to recommend safer first-line options for pregnant women, such as increasing dietary fiber, staying hydrated, or using mild stool softeners like docusate. If these methods fail, your doctor might suggest Bisacodyl for short-term use. Always consult your obstetrician before taking any laxative to ensure the safety of both the mother and the developing baby.
The time it takes for Bisacodyl to work depends entirely on the form you take. Oral tablets are designed with an enteric coating that allows them to pass through the stomach and reach the colon, typically producing a bowel movement within 6 to 12 hours. For this reason, many people take the tablets at bedtime to achieve results the following morning. If you need faster relief, the rectal suppository works much more quickly, usually producing a bowel movement within 15 to 60 minutes. It is important to plan your dosage timing carefully so that you are near a restroom when the medication takes effect.
Yes, you can and should stop taking Bisacodyl as soon as your constipation is relieved. It is not a medication that requires a tapering period after short-term use because it does not affect the central nervous system. However, if you have been using Bisacodyl or other stimulant laxatives daily for a long period, your bowels may have become 'dependent' on the drug to move. In this case, stopping suddenly might cause temporary 'rebound' constipation. If you find you cannot have a bowel movement without using a laxative, you should speak with a doctor to help you transition to safer, long-term bowel management strategies.
Since Bisacodyl is usually taken on an as-needed basis for constipation, a missed dose is generally not a cause for concern. If you are taking it on a schedule and miss a dose, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed one and continue with your regular timing. You should never take two doses at once to make up for a missed one, as this significantly increases the risk of severe abdominal pain, cramping, and excessive diarrhea. If you are taking it for bowel preparation before a surgery or procedure, contact your doctor immediately for instructions if you miss a dose.
No, Bisacodyl does not cause weight gain; in fact, some people mistakenly use it for weight loss. Any 'weight loss' experienced after taking a laxative is actually just the loss of water and waste, not a reduction in body fat. Using laxatives for weight control is extremely dangerous and can lead to permanent damage to your digestive system, kidneys, and heart. Chronic use can also lead to fluid retention (edema) once the drug is stopped, which may cause a temporary increase in scale weight. If you are concerned about your weight, it is important to discuss healthy diet and exercise options with a healthcare provider rather than using laxatives.
Bisacodyl can interact with several types of medications, so caution is necessary. Most importantly, it should not be taken within one hour of antacids, proton pump inhibitors, or milk, as these can cause the tablet's coating to dissolve too early in the stomach. It may also interact with diuretics (water pills) and corticosteroids, both of which can lower your potassium levels. When your potassium is low, the risk of heart rhythm problems increases, especially if you also take heart medications like Digoxin. Always provide your doctor or pharmacist with a full list of all the medications and supplements you are currently taking before starting Bisacodyl.
Yes, Bisacodyl is widely available as a generic medication and is often much less expensive than brand-name versions like Dulcolax. Generic formulations are required by the FDA to have the same active ingredient, strength, dosage form, and route of administration as the brand-name drug. They are held to the same high standards of quality and efficacy. You can find generic Bisacodyl in most pharmacies, grocery stores, and online retailers. Whether you choose a brand-name or a generic version, the medication will work in the same way to relieve your constipation, provided the dosage and instructions are followed correctly.
Other drugs with the same active ingredient (Bisacodyl)