Sodium phosphate, monobasic is a source of phosphorus used prevent or correct hypophosphatemia in patients with restricted or no oral intake. Sodium phosphate is a saline laxative that is thought to work by increasing fluid in the small intestine.
- Mechanism
- Curator reviewed · 1 reference
Sodium phosphate is thought to work by increasing the amount of solute present in the intestinal lumen thereby creating an osmotic gradient which draws water into the lumen.
- Primary indication
- Used to treat constipation or to clean the bowel before a colonoscopy.Curator reviewed · 31 structured indications
- Formula / weight
- H2NaO4P · 119.977 g/mol (avg)
- First approval
- Canada, 2000 · United States, 1980
- Also known as
- Monosodium dihydrogen monophosphate · Monosodium dihydrogen orthophosphate · Monosodium monophosphate · Sodium acid phosphate · Sodium dihydrogen phosphate
- Code names
- E-339(I) · INS-339(I) · INS NO.339(I)
- Brand names
Resolves to
Clinical / RWD
Structure
InChIKey
AJPJDKMHJJGVTQ-UHFFFAOYSA-MSMILES[Na+].OP(O)([O-])=OTargets
What you can answer from here — as of September 21, 2026
1Protein targetEach mapped to UniProt, with action and pharmacological actionListed above
5TransportersSubstrate / inhibitor direction, not just membershipListed above
Which drugs share a target with Sodium phosphate, monobasic, and which of those have an active Phase 3 trial?
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