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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Sodium Phosphate, Dibasic And Sodium Phosphate, Monobasic, Unspecified Form
Brand Name
Saline Laxative Cherry
Generic Name
Sodium Phosphate, Dibasic And Sodium Phosphate, Monobasic, Unspecified Form
Active Ingredient
Sodium Phosphate, DibasicCategory
Non-Standardized Food Allergenic Extract [EPC]
Variants
1
Different strengths and dosage forms
| Strength | Form | Route | NDC |
|---|---|---|---|
| 2.7 g/45mL | LIQUID | ORAL | 55910-339 |
Detailed information about Saline Laxative Cherry
This page is for informational purposes only and does not replace medical advice. Before using any prescription or over-the-counter medication for Saline Laxative Cherry, you must consult a qualified healthcare professional.
Sodium Phosphate, Dibasic is a multifunctional pharmaceutical ingredient used as an electrolyte replenisher, buffering agent in allergenic extracts, and saline laxative. It belongs to the class of Non-Standardized Food and Plant Allergenic Extracts [EPC] when used as a stabilizing buffer.
The dosage of Sodium Phosphate, Dibasic is highly dependent on the intended use and the specific product formulation. Because this ingredient is often combined with Sodium Phosphate, Monobasic, the total 'sodium phosphate' content is usually the metric used for dosing.
Sodium Phosphate, Dibasic must be used with extreme caution in the pediatric population due to the high risk of electrolyte toxicity.
Sodium Phosphate, Dibasic is contraindicated in patients with significant renal impairment (Creatinine Clearance < 30 mL/min). In patients with mild to moderate renal impairment, the dose must be significantly reduced, and serum electrolytes (phosphate, calcium, potassium, and sodium) must be monitored before and after administration.
No specific dosage adjustments are typically required for patients with isolated hepatic impairment, as the drug is not metabolized by the liver. However, many patients with advanced liver disease (cirrhosis) also have impaired renal perfusion or electrolyte imbalances, requiring cautious use.
Elderly patients (65 years and older) are at a much higher risk for dehydration and electrolyte shifts. Lower doses and increased hydration are often necessary. Renal function (eGFR) should be assessed prior to prescribing phosphate-based bowel preparations.
If a dose for bowel preparation is missed, contact your healthcare provider or the endoscopy center immediately. Missing a dose may result in an inadequate bowel cleansing, which could lead to a canceled procedure or a missed diagnosis. For occasional constipation, simply skip the missed dose and return to your regular schedule if needed.
An overdose of Sodium Phosphate, Dibasic is a medical emergency. Signs of overdose include:
In the event of an overdose, call 911 or go to the nearest emergency room. Treatment involves aggressive intravenous hydration and the correction of electrolyte imbalances (specifically targeting hyperphosphatemia and hypocalcemia).
> Important: Follow your healthcare provider's dosing instructions. Do not adjust your dose without medical guidance.
When used as a laxative or bowel preparation, the following side effects are expected as part of the drug's therapeutic action:
> Warning: Stop taking Sodium Phosphate, Dibasic and call your doctor immediately if you experience any of these serious symptoms.
Sodium Phosphate, Dibasic is not intended for long-term use. Chronic use of phosphate laxatives can lead to:
The FDA has issued a black box warning for certain oral sodium phosphate products used for bowel cleansing. Rare but serious cases of acute phosphate nephropathy (kidney failure) have been reported. Some of these cases resulted in permanent impairment of renal function and required long-term dialysis.
Patients using these products must strictly follow hydration protocols and undergo renal function screening if they fall into high-risk categories.
Report any unusual symptoms to your healthcare provider.
Sodium Phosphate, Dibasic is a potent osmotic agent. Its safety is entirely dependent on the patient's renal function and hydration status. It should never be used as a 'first-line' laxative for simple constipation without first trying fiber, fluids, or gentler osmotic agents like polyethylene glycol (PEG 3350).
As noted in the side effects section, the FDA Black Box Warning for Acute Phosphate Nephropathy is the most critical safety consideration. It emphasizes that the deposition of calcium phosphate crystals in the kidneys can lead to irreversible damage. This warning specifically applies to oral phosphate products used for bowel preparation. Patients must be screened for renal risk factors before use.
For patients at risk or those undergoing high-dose bowel preparation, the following lab tests are recommended:
While Sodium Phosphate, Dibasic does not have a direct sedative effect, the frequent bowel movements, potential for dizziness, and risk of fainting make it unsafe to drive or operate heavy machinery during the bowel cleansing process. Patients should remain at home near a restroom.
Alcohol should be strictly avoided while taking Sodium Phosphate, Dibasic. Alcohol is a diuretic and significantly increases the risk of dehydration, which in turn increases the risk of acute kidney injury.
There is no 'withdrawal' syndrome associated with Sodium Phosphate, Dibasic. However, if a patient is using it chronically for constipation, they should be tapered off under medical supervision to allow the bowel to regain normal function. If symptoms of kidney injury appear (e.g., swelling, decreased urine), the drug must be stopped immediately and permanently.
> Important: Discuss all your medical conditions with your healthcare provider before starting Sodium Phosphate, Dibasic.
For each major interaction, the mechanism involves either a pharmacodynamic synergy (both drugs affecting the kidney or heart) or a physicochemical interaction (binding in the gut). The management strategy usually involves holding the interacting medication (like an ACE inhibitor) for 24-48 hours around the time of the phosphate dose, under a doctor's supervision.
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking.
Sodium Phosphate, Dibasic must NEVER be used in the following conditions:
Healthcare providers must perform a careful risk-benefit analysis in these cases:
Patients with a known hypersensitivity to any phosphate salt should avoid Sodium Phosphate, Dibasic. While true allergies to these simple salts are extremely rare, reactions are more likely to occur due to the inactive ingredients (flavorings, preservatives) in the specific commercial product (e.g., fruit flavors in oral solutions).
> Important: Your healthcare provider will evaluate your complete medical history before prescribing Sodium Phosphate, Dibasic.
FDA Pregnancy Category C. There are no adequate and well-controlled studies of Sodium Phosphate, Dibasic in pregnant women. It is unknown whether the drug can cause fetal harm. However, the significant electrolyte shifts and risk of dehydration pose a theoretical risk to fetal stability and placental perfusion. Use during pregnancy should only occur if the potential benefit justifies the potential risk to the fetus. Most clinicians prefer using polyethylene glycol (PEG) for constipation in pregnant patients.
Phosphate is naturally present in breast milk. It is unknown if the high systemic levels following a laxative dose significantly increase the phosphate concentration in milk. Because of the risk of dehydration in the mother, which can reduce milk supply, and the potential for electrolyte shifts in the infant, caution is advised. A nursing mother may consider pumping and discarding milk for 24 hours following a high-dose bowel prep.
As previously noted, the use of oral phosphate laxatives in children is highly restricted. The risk of 'fatal' hyperphosphatemia is much higher in children because their kidneys are less efficient at handling large mineral loads relative to their body mass. Rectal enemas are the preferred phosphate route in children when absolutely necessary, but only in those over 2 years of age.
Patients over 65 are the highest-risk group for Sodium Phosphate, Dibasic. They often have 'occult' (hidden) renal impairment, where their creatinine looks normal but their actual kidney filtration is low. They are also more likely to be taking interacting medications like diuretics or ACE inhibitors. Clinical trials have shown that elderly patients are more likely to experience serious adverse events, including fainting and kidney injury, during bowel preparation.
In patients with mild to moderate renal impairment (eGFR 30-60 mL/min), the use of Sodium Phosphate, Dibasic is generally discouraged. If no alternative exists, the patient must be hospitalized for IV hydration and continuous electrolyte monitoring during the prep. For those with eGFR < 30 mL/min, it is strictly contraindicated.
Patients with end-stage liver disease often have 'hepatorenal syndrome' or ascites (fluid in the abdomen). The high sodium load in Sodium Phosphate, Dibasic can worsen ascites and trigger renal failure. Use with extreme caution in patients with Child-Pugh Class B or C cirrhosis.
> Important: Special populations require individualized medical assessment.
Sodium Phosphate, Dibasic ($Na_2HPO_4$) functions as a source of the phosphate anion ($HPO_4^{2-}$). In the extracellular fluid, it acts as a primary buffer. In the gastrointestinal tract, it acts as a non-absorbable solute. By remaining in the intestinal lumen, it exerts osmotic pressure, drawing water from the intracellular and interstitial spaces into the gut. This increase in volume stimulates stretch receptors in the enteric nervous system, triggering the defecation reflex. At the cellular level, phosphate is required for the phosphorylation of proteins and the production of 2,3-diphosphoglycerate (2,3-DPG) in red blood cells, which regulates oxygen delivery to tissues.
| Parameter | Value |
|---|---|
| Bioavailability | 1% - 20% (oral, varies by dose) |
| Protein Binding | Negligible (circulates as free ions) |
| Half-life | Variable (dependent on renal function) |
| Tmax | 1 - 3 hours (for serum phosphate peak) |
| Metabolism | None (inorganic salt) |
| Excretion | Renal (>90% of absorbed dose) |
Sodium Phosphate, Dibasic belongs to the class of Saline Laxatives and Electrolyte Replenishers. When used in allergenic extracts, it is categorized under Non-Standardized Food/Plant Allergenic Extracts [EPC] due to its role as an essential stabilizing excipient.
Common questions about Saline Laxative Cherry
Sodium Phosphate, Dibasic is primarily used as a saline laxative to treat occasional constipation and as a bowel cleanser before medical procedures like colonoscopies. In the world of allergy medicine, it serves as a crucial buffering agent in allergenic extracts, ensuring that the proteins used for testing and treatment remain stable and effective. Additionally, it can be used as an electrolyte replenisher to treat low phosphorus levels in the blood. It is also found in some food products as a texture modifier or pH balancer. Always use this medication under the guidance of a healthcare professional, especially for bowel preparation.
The most common side effects are related to its action in the gut and include nausea, vomiting, abdominal bloating, and significant cramping. Because it is an osmotic laxative, frequent and watery diarrhea is the expected result, which can lead to anal irritation. Some patients also experience dizziness or a mild headache, often due to the rapid loss of fluids. While these are usually temporary, they can be uncomfortable. If vomiting becomes severe and you cannot keep down the required fluids for your procedure, you should contact your doctor immediately.
No, you should not drink alcohol while taking Sodium Phosphate, Dibasic, especially when using it for bowel preparation. Alcohol is a diuretic, meaning it encourages your body to lose more water through urine, which significantly increases the risk of dehydration. Since the phosphate salt already causes significant fluid loss through the bowels, adding alcohol can lead to severe dehydration and electrolyte imbalances. This combination increases the risk of fainting and serious kidney injury. It is best to stick to water and clear liquids as directed by your healthcare provider.
Sodium Phosphate, Dibasic is classified as FDA Pregnancy Category C, meaning its safety has not been established through rigorous clinical trials in pregnant women. The primary concern during pregnancy is the risk of severe dehydration and electrolyte shifts, which can affect both the mother and the developing fetus. Most doctors prefer to use gentler alternatives, such as fiber supplements or polyethylene glycol, for constipation during pregnancy. If a bowel prep is required, your doctor will carefully weigh the risks and may choose a non-phosphate-based option. Always consult your obstetrician before taking any laxative during pregnancy.
The onset of action depends on how the medication is administered. When taken orally as a liquid or tablet, it typically produces a bowel movement within 30 minutes to 3 hours, although in some cases, it may take up to 6 hours. When used as a rectal enema, the effect is much faster, usually occurring within 2 to 5 minutes. Because the timing can be unpredictable, it is important to stay near a bathroom once you have taken the dose. For bowel preparation, the effects will continue for several hours until the colon is completely cleared.
Yes, you can stop taking Sodium Phosphate, Dibasic suddenly as it is typically used for short-term purposes and does not cause physical dependence or withdrawal. However, if you are using it for bowel preparation, stopping the doses prematurely will likely result in an incomplete cleansing of the colon. This may cause your doctor to cancel your colonoscopy or miss important findings during the procedure. If you are using it for chronic constipation and find you cannot have a bowel movement without it, you should consult your doctor to address the underlying cause rather than relying on the salt long-term.
If you miss a dose while using it for occasional constipation, simply take it when you remember, or skip it if it is almost time for your next dose. However, if you miss a dose during a scheduled bowel preparation for a medical procedure, you must call your doctor or the endoscopy clinic immediately. They will provide specific instructions on whether you should take the missed dose or if the procedure needs to be rescheduled. Do not double the dose to 'catch up,' as this can lead to dangerous levels of phosphate and sodium in your blood.
No, Sodium Phosphate, Dibasic does not cause weight gain. In fact, because it causes significant fluid loss through diarrhea, you may notice a temporary decrease in weight immediately after use. This is 'water weight' and will return once you are properly rehydrated. It is not a weight-loss medication and should never be used for that purpose. Chronic use of laxatives for weight control is dangerous and can lead to severe malnutrition, heart problems, and permanent kidney damage. If you have concerns about your weight, discuss a safe and sustainable plan with a healthcare provider.
Sodium Phosphate, Dibasic can interact with many common medications, some of which can be quite serious. It is particularly dangerous to take it with blood pressure medications like ACE inhibitors (e.g., lisinopril) or ARBs (e.g., losartan), as well as NSAIDs like ibuprofen, because these combinations significantly increase the risk of kidney failure. It can also interfere with the absorption of other oral drugs because it speeds up the transit time through the gut. You should generally take other medications at least 2 hours before or after taking a phosphate laxative. Always provide your doctor with a full list of your current medications.
Yes, Sodium Phosphate, Dibasic is available as a generic medication and is also a common ingredient in many over-the-counter and prescription brand-name products. It is often sold in combination with Sodium Phosphate, Monobasic. Generic versions are typically much less expensive than brand-name versions and are required by the FDA to have the same quality, strength, and purity. Whether you are using a generic enema or a generic oral solution, the safety precautions and risks remain the same. Check the 'Active Ingredients' label on the packaging to see if it contains disodium phosphate.
Other drugs with the same active ingredient (Sodium Phosphate, Dibasic)