Chamomile.
Chloralamide.
Chloroform, Spirit of: in nervous headache.
Cimicifuga: in nervous and rheumatic headache, especially at menstrual period.
Coffee and Morphine.
Colchicum.
Cold Affusion.
Croton Oil.
Cup, to nape of neck, in congestion.
Digitalin: (German) 1/16 grn. twice a day for congestive hemicrania.