sodium phosphate 1500 MG Oral Tablet
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sodium phosphate 1500 MG Oral Tablet
1500 MG · Oral Tablet · oral
A form of sodium →
sodium phosphate 1500 MG Oral Tablet. Strength, form, class, interactions & more.

Active ingredient
Drug interactions
The label describes several drug interactions with valproate, indicating the need for monitoring and potential dosage adjustments.
- majorphenytoin — increased valproate clearance
- majorcarbamazepine — increased valproate clearance
- majorphenobarbital — increased valproate clearance
- majorprimidone — increased valproate clearance
- majorrifampin — increased valproate clearance
- moderatefelbamate — increased valproate peak concentration
- moderateaspirin — increased valproate free fraction
- majorcarbapenem antibiotics — reduction in serum valproic acid concentration
- majorestrogen-containing hormonal contraceptives — decreased valproate concentration
- moderatemethotrexate — decreased serum valproate levels
- unknowntopiramate — hyperammonemia and encephalopathy
- moderatecannabidiol — ALT and/or AST elevation
- moderateamitriptyline/nortriptyline — dosage adjustment may be necessary
- moderatepropofol — dosage adjustment may be necessary
- moderatewarfarin — dosage adjustment may be necessary
- moderatezidovudine — dosage adjustment may be necessary
Source: RxNorm + openFDA + RxClass + FAERS · 2026
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