Adverse events1,008

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

1 to 20 of 1,008

Type	Event	Organ system	Group	Affected	At risk	Events
other	Headache	Nervous system disorders	High Dose	8	172	9
other	Headache	Nervous system disorders	Intermediate Dose	4	172	4
other	Headache	Nervous system disorders	Low Dose	6	172	6
other	Headache	Nervous system disorders	Switch Dose	0	37	0
other	Headache	Nervous system disorders	Allopurinol	3	171	4
other	Headache	Nervous system disorders	Placebo	11	173	13
other	Hypertension	Vascular disorders	High Dose	6	172	6
other	Hypertension	Vascular disorders	Intermediate Dose	9	172	12
other	Hypertension	Vascular disorders	Low Dose	5	172	7
other	Hypertension	Vascular disorders	Switch Dose	0	37	0
other	Hypertension	Vascular disorders	Allopurinol	12	171	13
other	Hypertension	Vascular disorders	Placebo	7	173	8
other	Diarrhoea	Gastrointestinal disorders	High Dose	7	172	7
other	Diarrhoea	Gastrointestinal disorders	Intermediate Dose	5	172	5
other	Diarrhoea	Gastrointestinal disorders	Low Dose	2	172	2
other	Diarrhoea	Gastrointestinal disorders	Switch Dose	1	37	1
other	Diarrhoea	Gastrointestinal disorders	Allopurinol	8	171	9
other	Diarrhoea	Gastrointestinal disorders	Placebo	11	173	12
other	Blood creatinine increased	Investigations	High Dose	0	172	0
other	Blood creatinine increased	Investigations	Intermediate Dose	5	172	5

Source ClinicalTrials.govtrials-2026-11-12-0.4.0

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNone stated
NIH RePORTER's clinical studies and project filesPublic domain

Each source's terms

ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
ClinicalTrials.govnone stated
NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this list from software.

Twenty rows a page, as JSON. No key.

GET https://conductscience.org/api/trials/v1/NCT03990363/events