Condition (MeSH)
Paroxysmal Hemicrania
ClinicalTrials.gov lists 4 trials for Paroxysmal Hemicrania or a narrower condition beneath it.
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Trials per phase
4 of the 4 trials are tagged with Paroxysmal Hemicrania itself; the rest are tagged with a narrower condition beneath it.
When did Paroxysmal Hemicrania trials start? (4)
Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year.
Trials over time, by phase
- Phase 1
- Phase 2
- Observational
Top of scale: 1
Trials registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table's notes). The table below lists the same counts, most recent years first.
| Year | Trials started |
|---|---|
| 2026 (partial year) | 1 |
| 2023 | 1 |
| 2018 | 1 |
| 2016 | 1 |
No forecast is made for this condition: it averages 0.4 trial starts a year over the five years to September, under the 5 a year the method needs.
Recruitment duration, a model prediction: 1 trial still running at the 2026-10-09 snapshot, fewer than the 5 needed for a median. Source: ClinicalTrials.gov / AACT (CTTI), public domain.
What phase are Paroxysmal Hemicrania trials in? (3)
Shown in this order: phase order.
Show the trials by phase as a table
| Phase | Trials |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 1 |
| Observational | 2 |
How many Paroxysmal Hemicrania trials are recruiting? (2)
Shown in this order: the order a trial moves through, from not yet recruiting to unknown.
| Status | Trials |
|---|---|
| Recruiting | 3 |
| Enrolling by invitation | 1 |
Status as registered on ClinicalTrials.gov. Each trial is counted once.
Which publications cover Paroxysmal Hemicrania? (1)
Shown in this order: major-topic papers first, then newest, then most linked to trials.
| Publication | Journal | Year | Major topic |
|---|---|---|---|
| Hemicrania continua may respond to repetitive sphenopalatine ganglion block: A case report. | Headache | 2016 | Yes |
Prevalence (3)
Shown in this order: jurisdiction, then disease name. Orphanet observation for the mapped ORPHA concept; the mapping relation column says whether that concept is exactly this condition or broader or narrower.
| Orphanet disease | Type | Class | Geography | Jurisdiction | Mapping relation |
|---|---|---|---|---|---|
| Paroxysmal hemicrania | Point prevalence | Unknown | Europe | Not stated | Exact |
| Paroxysmal hemicrania | Point prevalence | Unknown | Europe | Not stated | Exact |
| Paroxysmal hemicrania | Point prevalence | Unknown | Europe | Not stated | Unspecified |
Rare-disease identity (2)
Shown in this order: exact, broader, narrower, other.
| Orphanet disease | ORPHA code | Relation | Source |
|---|---|---|---|
| Paroxysmal hemicrania | 157835 | Exact | Orphadata Science knowledge files, Product 1 |
| Paroxysmal hemicrania | 157835 | Exact | Orphanet Rare Disease Ontology (ORDO) |
Not on this page
Not measured: delivery record.
Checked, with nothing recorded for this condition: lead sponsors, serious adverse events in this condition's trials, and sub-conditions in mesh.
Not computed for conditions with fewer than 10 trials: drugs tested.