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Potassium Phosphate Dibasic Side Effects

The most commonly reported side effects of potassium phosphate dibasic include nausea, cytokine release syndrome, and vomiting, based on 515 FDA adverse event reports from 2004 to 2025.

Potassium Phosphate Dibasic side effects

Percentages show how often each reaction appears relative to total reports for potassium phosphate dibasic.

1
Nausea4.7%24
2
Cytokine Release Syndrome3.9%20
3
Vomiting3.7%19
4
Nausea3.7%19
5
Diarrhoea3.5%18
6
Death3.3%17
7
Diarrhoea3.3%17
8
Dyspnoea3.1%16
9
Hypotension2.9%15
10
No Adverse Event2.9%15
11
Sepsis2.9%15
12
Pyrexia2.7%14
13
Off Label Use2.7%14
14
Fatigue2.5%13
15
Wrong Technique In Drug Usage Process2.5%13

These are voluntary reports and do not establish that potassium phosphate dibasic caused these reactions.

Report severity

78.4%Serious404 reports
45.6%Hospitalizations235 reports
20.8%Fatal107 reports

Seriousness is determined by the reporter, not by OpenClaim.

Potassium Phosphate Dibasic drug interactions

Other drugs that appear in adverse event reports alongside potassium phosphate dibasic. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Sodium-chloride29.1%150
2
Dextrose24.7%127
3
Amino-acids24.5%126
4
Sodium-acetate24.3%125
5
Magnesium-chloride24.3%125
6
Calcium-chloride22.7%117
7
Potassium-phosphate-monobasic9.9%51
8
Potassium-chloride6.0%31
9
Calcium-gluconate4.1%21
10
Lenalidomide4.1%21
11
Furosemide3.7%19
12
Remdesivir3.5%18
13
Magnesium-sulfate3.1%16
14
Omeprazole3.1%16
15
Ceftriaxone-sodium2.9%15

Taken alongside

1
Potassium-phosphate-monobasic59.6%307
2
Acetaminophen30.1%155
3
Potassium-chloride25.0%129
4
Pantoprazole-sodium23.1%119
5
Ondansetron21.0%108
6
Sodium-chloride20.6%106
7
Furosemide18.8%97
8
Magnesium-sulfate18.6%96
9
Lorazepam17.1%88
10
Aspirin14.6%75
11
Acyclovir14.4%74
12
Insulin14.2%73
13
Metoprolol14.0%72
14
Vancomycin13.0%67
15
Diphenhydramine12.4%64

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports potassium phosphate dibasic side effects

42.3% of potassium phosphate dibasic adverse event reports involve female patients and 44.1% involve male patients. The largest age group is adult at 60%. These figures reflect who reports side effects, not underlying risk.

Sex

Female42.3%
Male44.1%
Unknown13.6%

Age group

< 20.9%
2–112.4%
12–171.5%
18–6460.0%
65+35.3%

What is potassium phosphate dibasic used for

Conditions and purposes for which patients were taking potassium phosphate dibasic when the adverse event was reported.

Adverse Drug ReactionAdverse EventBlood PhosphorusBlood Phosphorus AbnormalBlood Phosphorus DecreasedDehydrationDrug Use For Unknown IndicationDehydrationElectrolyte ImbalanceElectrolyte Substitution TherapyEnteral NutritionEnterocutaneous FistulaFeeding DisorderFailure To ThriveGastrointestinal Disorder

Showing 15 of 46 indications

Potassium Phosphate Dibasic brand names and reporting trend

Quarterly reports (20042025)

20052010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking potassium phosphate dibasic with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.