Adverse events98

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

1 to 20 of 98

Type	Event	Organ system	Group	Affected	At risk
other	Nausea	Gastrointestinal disorders	Placebo	11	148
other	Nausea	Gastrointestinal disorders	Tapentadol 50 mg	26	151
other	Nausea	Gastrointestinal disorders	Tapentadol 75 mg	31	154
other	Nausea	Gastrointestinal disorders	Oxycodone	57	143
other	Nausea	Gastrointestinal disorders	Placebo ER	5	122
other	Nausea	Gastrointestinal disorders	Tapentadol ER	23	250
other	Nausea	Gastrointestinal disorders	Oxycodone CR	12	91
other	Constipation	Gastrointestinal disorders	Placebo	22	148
other	Constipation	Gastrointestinal disorders	Tapentadol 50 mg	21	151
other	Constipation	Gastrointestinal disorders	Tapentadol 75 mg	28	154
other	Constipation	Gastrointestinal disorders	Oxycodone	42	143
other	Constipation	Gastrointestinal disorders	Placebo ER	10	122
other	Constipation	Gastrointestinal disorders	Tapentadol ER	37	250
other	Constipation	Gastrointestinal disorders	Oxycodone CR	18	91
other	Vomiting	Gastrointestinal disorders	Placebo	1	148
other	Vomiting	Gastrointestinal disorders	Tapentadol 50 mg	7	151
other	Vomiting	Gastrointestinal disorders	Tapentadol 75 mg	13	154
other	Vomiting	Gastrointestinal disorders	Oxycodone	34	143
other	Vomiting	Gastrointestinal disorders	Placebo ER	5	122
other	Vomiting	Gastrointestinal disorders	Tapentadol ER	13	250

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
ClinicalTrials.govNo license 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/NCT00784277/events