Adverse events56

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

1 to 20 of 56

Type	Event	Organ system	Group	Affected	At risk	Events
other	Paresthesia	Nervous system disorders	NPSP558 - 25 µg Dose	4	19	8
other	Paresthesia	Nervous system disorders	NPSP558 - 50 µg Dose	5	23	6
other	Headache	Nervous system disorders	NPSP558 - 25 µg Dose	1	19	1
other	Headache	Nervous system disorders	NPSP558 - 50 µg Dose	3	23	3
other	Carotid artery stenosis	Nervous system disorders	NPSP558 - 25 µg Dose	1	19	1
other	Carotid artery stenosis	Nervous system disorders	NPSP558 - 50 µg Dose	0	23	0
other	Migraine	Nervous system disorders	NPSP558 - 25 µg Dose	1	19	1
other	Migraine	Nervous system disorders	NPSP558 - 50 µg Dose	0	23	0
other	Nausea	Gastrointestinal disorders	NPSP558 - 25 µg Dose	2	19	2
other	Nausea	Gastrointestinal disorders	NPSP558 - 50 µg Dose	3	23	4
other	Fatigue	General disorders	NPSP558 - 25 µg Dose	1	19	1
other	Fatigue	General disorders	NPSP558 - 50 µg Dose	2	23	2
other	Injection site pain	General disorders	NPSP558 - 25 µg Dose	0	19	0
other	Injection site pain	General disorders	NPSP558 - 50 µg Dose	2	23	4
other	Chest discomfort	General disorders	NPSP558 - 25 µg Dose	1	19	1
other	Chest discomfort	General disorders	NPSP558 - 50 µg Dose	1	23	1
other	Muscle spasms	Musculoskeletal and connective tissue disorders	NPSP558 - 25 µg Dose	3	19	5
other	Muscle spasms	Musculoskeletal and connective tissue disorders	NPSP558 - 50 µg Dose	3	23	4
other	Arthralgia	Musculoskeletal and connective tissue disorders	NPSP558 - 25 µg Dose	2	19	3
other	Arthralgia	Musculoskeletal and connective tissue disorders	NPSP558 - 50 µg Dose	1	23	1

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/NCT01268098/events