Table 1 Summary of preventive drugs taken by patients in cohort 2

None

34

Fremanezumab

1

Carbamazepine and pregabalin

2

Melatonin and non-invasive vagal nerve stimulation

1

Pregabalin

2

Non-invasive vagal nerve stimulation

4

Botulinum toxin A

2

Candesartan

5

Gabapentin

1

Indomethacin

1

Amitriptyline

7

Verapamil

2

Carbamazepine

1

Topiramate

1