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Headache Disorders, Secondary clinical trials

The registry lists 52 studies for Headache Disorders, Secondary across more than 10 countries. 13 are recruiting or about to start. 29 of them are mainly about Headache Disorders, Secondary (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-10. Counting its 2 narrower conditions too, such as Post-Traumatic Headache: 361 studies, 92 open.

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Status

Completed
29
Recruiting
11
Status unknown
7
Not yet recruiting
2
Terminated
2
Active, not recruiting
1

Phase

Phase 2
5
Phase 4
4
Early Phase 1
2
Phase 1
2
Phase 3
2

Where

Italy
10
United States
9
China
7
Norway
5
Denmark
5
Turkey
5

What is being tested here

Drugs under test in Headache Disorders, Secondary studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted

Drug classes tested here Serotonin receptor agonists 3

Coming up

0phase 3 studies under way
3studies finish main data collection within a year

Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.

All 3

Who these studies take

Of the 11 Headache Disorders, Secondary studies recruiting now, 5 (45%) set no upper age limit and 2 (18%) stop at 75 or younger. 3 (27%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 4 (36%) take healthy volunteers.

Recruiting studies that take each age, of 11
AgeWomenMen
102 (18%)2 (18%)
1811 (100%)11 (100%)
3011 (100%)11 (100%)
4011 (100%)11 (100%)
5011 (100%)11 (100%)
6511 (100%)11 (100%)
759 (82%)9 (82%)
857 (64%)7 (64%)

Across all 52 studies, recruiting or not: 48% stop at 75 or younger and 38% at 65; 10% take children; 4% are for women only and 0% for men only; 13% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.

What changed recently

From the registry's own updates since Oct 13, 2026.

Studies

Recruiting first, then most recently updated. Showing 50 of 52. Browse all 52 → or search them.