Pedmark Dosage
Generic name: SODIUM THIOSULFATE 12.5g in 100mL
Dosage form: injection, solution
Drug class: Antineoplastic detoxifying agents
Medically reviewed by Drugs.com. Last updated on Oct 18, 2024.
Important Dosing Information
PEDMARK is not substitutable with other sodium thiosulfate products.
Ensure serum sodium level is within normal range prior to initiating PEDMARK.
Recommended Dosage and Administration
The recommended dose of PEDMARK is based on surface area according to actual body weight as summarized in Table 1.
| Actual Body Weight | PEDMARK Dose |
|---|---|
| Less than 5 kg | 10 g/m2 |
| 5 to 10 kg | 15 g/m2 |
| Greater than 10 kg | 20 g/m2 |
Administer PEDMARK as an intravenous infusion over 15 minutes, following cisplatin infusions that are 1 to 6 hours in duration.
Infuse PEDMARK as described below to minimize the potential interference with the antitumor activity of cisplatin.
- Administer PEDMARK 6 hours after completion of a cisplatin infusion.
- For multiday cisplatin regimens, administer PEDMARK 6 hours after completion of each cisplatin infusion and at least 10 hours before the next cisplatin infusion. Do not administer PEDMARK if the next cisplatin infusion is scheduled to begin in less than 10 hours.
Recommended Premedications
Administer antiemetics before each PEDMARK infusion.
For patients who experience a hypersensitivity reaction, administer antihistamines and glucocorticoids (if appropriate) before each subsequent PEDMARK infusion.
Dosage Modifications for Adverse Reactions
The recommended dosage modifications for adverse reactions are provided in Table 2.
| Adverse Reaction | Severity | Dosage Modification |
|---|---|---|
| Hypersensitivity | Grade 3 or 4 | Permanently discontinue PEDMARK. |
| Hypernatremia | >145 mmol/L | Withhold PEDMARK until sodium is within normal limits. Resume at the same dose. |
| Hypokalemia | Grade 3 or 4 | Withhold PEDMARK until potassium is within normal limits. Resume at the same dose. |
| Other Adverse Reactions | Grade 3 | Withhold until ≤ Grade 1. Resume at the same dose. |
| Grade 4 | Permanently discontinue PEDMARK. |
Preparation
- Calculate the dose (grams) and determine the number of vial(s) needed.
- Visually inspect the contents of the vial for particulate matter and discoloration. Discard the vial(s) if discolored or contains visible particulates.
- Withdraw the calculated dose from the vial(s) into a syringe or transfer the calculated dose into an empty infusion bag.
- Use immediately after withdrawing into a syringe or transferring to an empty infusion bag. If not used immediately, PEDMARK can be stored in an infusion bag for no more than 18 hours at 20°C to 22°C (68°F to 72°F). Discard unused portion.
No incompatibilities have been observed between PEDMARK with infusion bags made of polyvinyl chloride, ethylene vinyl acetate, or polyolephin.
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- Drug class: antineoplastic detoxifying agents
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
