Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 7:59 AM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Conditions
SAH (Subarachnoid Hemorrhage), Headache
Interventions
Transnasal sphenopalatine ganglion block
Combination Product
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Sacramento, California
Conditions
Headaches Associated With Subarachnoid Hemorrhage (SAH)
Interventions
Low dose fentanyl PCA, Standard IV fentanyl bolus
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Headaches Associated With Subarachnoid Hemorrhage (SAH)
Interventions
Lidocaine hydrochloride, Methylprednisolone sodium succinate
Drug
Lead sponsor
Daniel Raper, MBBS
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California