Adverse events46

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

1 to 20 of 46

Type	Event	Organ system	Group	Affected	At risk
other	Dysgeusia	Nervous system disorders	Placebo	9	51
other	Dysgeusia	Nervous system disorders	Gefapixant	38	54
other	Headache	Nervous system disorders	Placebo	6	51
other	Headache	Nervous system disorders	Gefapixant	5	54
other	Ageusia	Nervous system disorders	Placebo	0	51
other	Ageusia	Nervous system disorders	Gefapixant	7	54
other	Hypogeusia	Nervous system disorders	Placebo	0	51
other	Hypogeusia	Nervous system disorders	Gefapixant	3	54
other	Nausea	Gastrointestinal disorders	Placebo	10	51
other	Nausea	Gastrointestinal disorders	Gefapixant	10	54
other	Dry mouth	Gastrointestinal disorders	Placebo	2	51
other	Dry mouth	Gastrointestinal disorders	Gefapixant	7	54
other	Paraesthesia oral	Gastrointestinal disorders	Placebo	0	51
other	Paraesthesia oral	Gastrointestinal disorders	Gefapixant	7	54
other	Salivary hypersecretion	Gastrointestinal disorders	Placebo	0	51
other	Salivary hypersecretion	Gastrointestinal disorders	Gefapixant	6	54
other	Vomiting	Gastrointestinal disorders	Placebo	1	51
other	Vomiting	Gastrointestinal disorders	Gefapixant	5	54
other	Hypoaesthesia oral	Gastrointestinal disorders	Placebo	3	51
other	Hypoaesthesia oral	Gastrointestinal disorders	Gefapixant	3	54

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/NCT01569438/events