Adverse events34

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

1 to 20 of 34

Type	Event	Organ system	Group	Affected	At risk	Events
other	Fatigue	General disorders	Sildenafil	1	14	1
other	Fatigue	General disorders	Control	0	0	0
other	Photophobia	Eye disorders	Sildenafil	1	14	1
other	Photophobia	Eye disorders	Control	0	0	0
other	Headache	Nervous system disorders	Sildenafil	5	14	6
other	Headache	Nervous system disorders	Control	0	0	0
other	Vision/color disturbance	Eye disorders	Sildenafil	2	14	3
other	Vision/color disturbance	Eye disorders	Control	0	0	0
other	Hemoglobin decreased	Blood and lymphatic system disorders	Sildenafil	1	14	1
other	Hemoglobin decreased	Blood and lymphatic system disorders	Control	0	0	0
other	Edema limbs	General disorders	Sildenafil	2	14	2
other	Edema limbs	General disorders	Control	0	0	0
other	Dizziness	General disorders	Sildenafil	1	14	1
other	Dizziness	General disorders	Control	0	0	0
other	Back pain	Musculoskeletal and connective tissue disorders	Sildenafil	1	14	1
other	Back pain	Musculoskeletal and connective tissue disorders	Control	0	0	0
other	Pain-other: sciatic pain of left leg with associated back pain	Musculoskeletal and connective tissue disorders	Sildenafil	1	14	1
other	Pain-other: sciatic pain of left leg with associated back pain	Musculoskeletal and connective tissue disorders	Control	0	0	0
other	INR increased	Hepatobiliary disorders	Sildenafil	1	14	1
other	INR increased	Hepatobiliary disorders	Control	0	0	0

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/NCT00872170/events