Ionosol-Mb D5w Inj, 500ml
Overview
What is this medicine?
How to Use This Medicine
To use this medication correctly, follow your doctor's instructions and read all the information provided. This medication is administered as an infusion into a vein over a period of time. Your doctor may instruct you on how to self-administer this medication.
Preparation and Administration
Before and after handling the medication, wash your hands thoroughly. Do not use the solution if it appears cloudy, is leaking, or contains particles. Additionally, do not use the solution if it has changed color.
Disposal
Dispose of used needles and sharp objects in a designated needle/sharp disposal box. Do not reuse needles or other items. When the disposal box is full, follow local regulations for proper disposal. If you have any questions or concerns, consult your doctor or pharmacist.
Storage
Typically, this medication is administered in a hospital or doctor's office. If you need to store it at home, follow the storage instructions provided by your doctor.
Missed Dose
If you miss a dose, contact your doctor to determine the best course of action.
Lifestyle & Tips
- Report any discomfort at the IV site (pain, swelling, redness).
- Inform your healthcare provider if you experience any unusual symptoms during or after the infusion.
- Follow all instructions regarding fluid intake and diet, as advised by your doctor.
Available Forms & Alternatives
Available Strengths:
Dosing & Administration
Adult Dosing
Condition-Specific Dosing:
Pediatric Dosing
Dose Adjustments
Renal Impairment:
Hepatic Impairment:
Pharmacology
Mechanism of Action
Pharmacokinetics
Absorption:
Distribution:
Elimination:
Pharmacodynamics
Safety & Warnings
Side Effects
Although rare, some people may experience severe and potentially life-threatening side effects while taking this medication. If you notice any of the following symptoms, contact your doctor or seek immediate medical attention:
Signs of an allergic reaction, such as:
+ Rash
+ Hives
+ Itching
+ Red, swollen, blistered, or peeling skin with or without fever
+ Wheezing
+ Tightness in the chest or throat
+ Trouble breathing, swallowing, or talking
+ Unusual hoarseness
+ Swelling of the mouth, face, lips, tongue, or throat
Signs of fluid and electrolyte problems, such as:
+ Mood changes
+ Confusion
+ Muscle pain or weakness
+ Fast or abnormal heartbeat
+ Severe dizziness or passing out
+ Increased thirst
+ Seizures
+ Feeling very tired or weak
+ Decreased appetite
+ Unable to pass urine or change in the amount of urine produced
+ Dry mouth
+ Dry eyes
+ Severe upset stomach or vomiting
Signs of skin infection, such as:
+ Oozing
+ Heat
+ Swelling
+ Redness
+ Pain
Swelling, warmth, numbness, change of color, or pain in a leg or arm
Chest pain or pressure
Fever
Shortness of breath, significant weight gain, or swelling in the arms or legs
Other Possible Side Effects
Like all medications, this drug can cause side effects. While many people may not experience any side effects or only minor ones, it's essential to discuss any concerns with your doctor. If you experience any of the following side effects or any other symptoms that bother you or do not go away, contact your doctor:
Irritation or swelling at the injection site
* Pain at the injection site
Reporting Side Effects
This list is not exhaustive, and you may experience other side effects. If you have questions or concerns, contact your doctor. You can also report side effects to the FDA at 1-800-332-1088 or online at https://www.fda.gov/medwatch.
Seek Immediate Medical Attention If You Experience:
- Swelling in your hands, feet, or ankles (edema)
- Difficulty breathing or shortness of breath
- Rapid weight gain
- Headache, confusion, or dizziness
- Muscle weakness or cramps
- Irregular heartbeat
- Excessive thirst or urination
Before Using This Medicine
It is essential to inform your doctor about the following:
Any allergies you have, including allergies to this medication, its components, or other substances, such as foods or drugs. Be sure to describe the symptoms you experienced as a result of the allergy.
All medications you are currently taking, including prescription and over-the-counter (OTC) drugs, natural products, and vitamins. This information will help your doctor and pharmacist assess potential interactions between this medication and other substances you are taking.
* Any existing health problems, as this medication may interact with certain conditions.
To ensure your safety, it is crucial to verify that it is safe to take this medication with all your current medications and health conditions. Never start, stop, or adjust the dosage of any medication without first consulting your doctor.
Precautions & Cautions
If your medication contains potassium, consult your doctor before using any salt substitutes or products that also contain potassium.
For medications containing dextrose, if you have diabetes (high blood sugar), discuss this with your doctor to ensure safe use.
Regular blood tests will be necessary as directed by your doctor. Be sure to follow their instructions and discuss any concerns with them.
When administering this medication to newborns, exercise caution due to a potentially higher risk of side effects in this age group.
If you are pregnant, planning to become pregnant, or are breastfeeding, notify your doctor. They will help you weigh the benefits and risks of this medication for both you and your baby.
Overdose Information
Overdose Symptoms:
- Fluid overload (pulmonary edema, peripheral edema, hypertension)
- Electrolyte imbalances (e.g., hypernatremia, hyperkalemia, hypermagnesemia, hyperglycemia)
- Metabolic acidosis or alkalosis
What to Do:
Immediately stop the infusion. Call 911 or seek emergency medical attention. Management involves supportive care, correction of fluid and electrolyte imbalances, and potentially diuretics or dialysis depending on severity.
Drug Interactions
Contraindicated Interactions
- Severe hypernatremia
- Severe hyperkalemia
- Severe hypermagnesemia
- Severe hyperphosphatemia
- Severe fluid overload (e.g., acute pulmonary edema, decompensated heart failure)
- Anuria
Major Interactions
- Potassium-sparing diuretics (e.g., spironolactone, amiloride, triamterene, eplerenone) - increased risk of hyperkalemia due to potassium content.
- ACE inhibitors/ARBs - increased risk of hyperkalemia due to potassium content.
- Digoxin - electrolyte imbalances (especially hypokalemia, hypercalcemia, hypermagnesemia) can alter digoxin toxicity, though this solution provides maintenance electrolytes, careful monitoring is needed.
- Corticosteroids - may cause sodium and fluid retention, increasing risk of fluid overload.
Moderate Interactions
- Insulin - may require adjustment due to dextrose content, especially in diabetic patients.
- Diuretics (loop or thiazide) - may alter electrolyte balance, requiring careful monitoring and adjustment of fluid/electrolyte infusion.
- Drugs that prolong QT interval - electrolyte imbalances (especially hypokalemia, hypomagnesemia) can exacerbate this, though this solution provides maintenance electrolytes, careful monitoring is needed.
Minor Interactions
- Not available
Monitoring
Baseline Monitoring
Rationale: To establish baseline electrolyte status and identify pre-existing imbalances.
Timing: Prior to initiation of therapy.
Rationale: To assess kidney's ability to excrete excess fluid and electrolytes.
Timing: Prior to initiation of therapy.
Rationale: To assess baseline glucose levels, especially in diabetic patients or those at risk of hyperglycemia.
Timing: Prior to initiation of therapy.
Rationale: To assess baseline hydration status and identify signs of fluid overload or dehydration.
Timing: Prior to initiation of therapy.
Routine Monitoring
Frequency: Daily or more frequently as clinically indicated (e.g., every 4-6 hours in critically ill patients).
Target: Within normal physiological range (e.g., Na 135-145 mEq/L, K 3.5-5.0 mEq/L).
Action Threshold: Significant deviations from normal range or rapid changes; signs/symptoms of imbalance.
Frequency: Every 4-6 hours initially, then daily once stable, or as per hospital protocol for IV dextrose infusions.
Target: 70-180 mg/dL (individualized based on patient condition).
Action Threshold: Hypoglycemia (<70 mg/dL) or persistent hyperglycemia (>180 mg/dL).
Frequency: Every 4-8 hours or continuously.
Target: Balanced or slightly positive/negative as clinically indicated.
Action Threshold: Significant positive or negative balance, oliguria, or polyuria.
Frequency: Daily.
Target: Stable or desired change.
Action Threshold: Rapid weight gain (fluid overload) or loss (dehydration).
Frequency: Every 4-8 hours or as clinically indicated.
Target: Within patient's normal range.
Action Threshold: Changes indicative of fluid overload (e.g., elevated BP, crackles) or dehydration (e.g., tachycardia, hypotension).
Symptom Monitoring
- Signs of fluid overload (e.g., peripheral edema, pulmonary crackles, dyspnea, jugular venous distension)
- Signs of hypernatremia (e.g., thirst, lethargy, confusion, seizures)
- Signs of hyponatremia (e.g., headache, nausea, vomiting, confusion, seizures)
- Signs of hyperkalemia (e.g., muscle weakness, paresthesias, cardiac arrhythmias)
- Signs of hypokalemia (e.g., muscle weakness, cramps, fatigue, cardiac arrhythmias)
- Signs of hyperglycemia (e.g., polyuria, polydipsia, fatigue, blurred vision)
- Signs of hypomagnesemia (e.g., muscle cramps, tremors, seizures, arrhythmias)
- Signs of hypermagnesemia (e.g., lethargy, muscle weakness, hypotension, respiratory depression)
- Signs of hypophosphatemia (e.g., muscle weakness, respiratory failure, confusion)
- Signs of hyperphosphatemia (e.g., tetany, calcification of soft tissues)
Special Patient Groups
Pregnancy
Generally considered safe for use during pregnancy when clinically indicated for fluid and electrolyte maintenance. Careful monitoring of fluid balance and electrolytes is essential to prevent complications for both mother and fetus.
Trimester-Specific Risks:
Lactation
Generally considered safe for use during lactation. The components (water, dextrose, electrolytes) are natural constituents of the body and breast milk. Infusion is unlikely to cause adverse effects in the breastfed infant.
Pediatric Use
Pediatric patients, especially neonates and infants, have different fluid and electrolyte requirements and are more susceptible to fluid overload, electrolyte imbalances, and glucose fluctuations. Dosing must be precisely calculated based on weight and age (e.g., Holliday-Segar method), and close monitoring of fluid balance, electrolytes, and glucose is critical.
Geriatric Use
Elderly patients may be more susceptible to fluid overload, electrolyte imbalances (especially hyponatremia), and renal impairment. Use with caution, initiate at lower rates, and monitor fluid status, electrolytes, and renal function closely.
Clinical Information
Clinical Pearls
- Ionosol-Mb D5W is a maintenance fluid, not a resuscitation fluid. It is hypotonic after dextrose metabolism and should not be used for rapid volume expansion in hypovolemic shock.
- Always assess patient's baseline fluid and electrolyte status before initiating therapy.
- Careful monitoring of intake and output, daily weights, and serum electrolytes is crucial to prevent fluid overload or electrolyte imbalances.
- In patients with diabetes or glucose intolerance, blood glucose monitoring is essential due to the dextrose content.
- Avoid rapid infusion, especially in patients with cardiac or renal impairment, to prevent fluid overload and pulmonary edema.
- This solution contains potassium and magnesium; use with extreme caution or avoid in patients with hyperkalemia or hypermagnesemia, or severe renal impairment.
- The 'Mb' in Ionosol-Mb refers to 'maintenance balance', indicating its suitability for ongoing fluid and electrolyte needs rather than acute deficit replacement.
Alternative Therapies
- Oral rehydration solutions (for mild dehydration, if tolerated)
- Other intravenous fluid types (e.g., Normal Saline (0.9% NaCl) for volume expansion, Lactated Ringer's for balanced electrolyte replacement, Dextrose 5% in Water (D5W) for free water and glucose)
- Specific electrolyte supplements (e.g., potassium chloride, magnesium sulfate) for targeted correction of severe deficiencies.