628 studies found for:    "Migraine Disorders" OR "Migraine with Aura" OR "familial hemiplegic migraine"
628 studies found, shown on map.
A similar map is available for all studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 628  
Africa   [map]   2  
Central America   [map]   6  
East Asia   [map]   26  
Japan 5   [studies]
Europe   [map]   138  
Middle East   [map]   33  
North America 320  
Canada   [map]   29   [studies]
Mexico 3   [studies]
United States   [map]   302   [studies]
North Asia   [map]   5  
Pacifica   [map]   8  
South America   [map]   12  
Southeast Asia   [map]   2  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.