Adverse events20

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

1 to 20 of 20

Type	Event	Organ system	Group	Affected	At risk	Events
other	Apnea and shallow breathing episodes	Respiratory, thoracic and mediastinal disorders	Methadone	1	58	1
other	Apnea and shallow breathing episodes	Respiratory, thoracic and mediastinal disorders	Neonatal Morphine Solution	0	58	0
other	Excessive sleepiness/somnolence	Investigations	Methadone	4	58	4
other	Excessive sleepiness/somnolence	Investigations	Neonatal Morphine Solution	2	58	2
other	Lethargy	Investigations	Methadone	0	58	0
other	Lethargy	Investigations	Neonatal Morphine Solution	1	58	1
other	Hypothermia	Investigations	Methadone	2	58	2
other	Hypothermia	Investigations	Neonatal Morphine Solution	0	58	0
other	Stridor/desaturation/shalllow breathing	Respiratory, thoracic and mediastinal disorders	Methadone	2	58	2
other	Stridor/desaturation/shalllow breathing	Respiratory, thoracic and mediastinal disorders	Neonatal Morphine Solution	0	58	0
other	Bradychardia	Cardiac disorders	Methadone	3	58	3
other	Bradychardia	Cardiac disorders	Neonatal Morphine Solution	1	58	1
other	Poor feeding	Investigations	Methadone	0	58	0
other	Poor feeding	Investigations	Neonatal Morphine Solution	1	58	1
other	Emesis	Gastrointestinal disorders	Methadone	0	58	0
other	Emesis	Gastrointestinal disorders	Neonatal Morphine Solution	1	58	1
serious	Hypothermia, apnea and lethargy	General disorders	Methadone	1	58	1
serious	Hypothermia, apnea and lethargy	General disorders	Neonatal Morphine Solution	0	58	0
serious	Medication Administration Error	Surgical and medical procedures	Methadone	4	58	6
serious	Medication Administration Error	Surgical and medical procedures	Neonatal Morphine Solution	3	58	3

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

Sources 3

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/NCT01958476/events

API reference For AI assistants