Frovatriptan and Menstrual Migraine

Inclusion Criteria: * Female * Regular Menstrual Phase * Menstrual Migraine * No significant medical history (Significant medical history of such as seizure disorder, diabetes, alcoholism, cardiac disease including coronary artery disease, psychiatric problems; drug addiction, respiratory problems, liver disease, etc.) * No significant medication history, except for migraine * All patients will be currently taking or have previously taken triptan medications for migraine * Weight, \<285 pounds * Not claustrophobic * No contraindication to taking triptans Exclusion Criteria: * Age \<18 * Significant medical problems (aside from pain before, during and after migraine episodes) * Positive drug of abuse screen (excluding medications currently prescribed for their clinical condition, e.g. opioids, benzodiazepines, etc.) * Positive alcohol screen * Women taking oral contraceptives * Claustrophobia * History of dermatological hypersensitivity in the facial area * Positive history of cardiac problems/ abnormalities seen in EKG at initial screening visit * Pregnancy * Sensory loss detected on Quantitative Sensory Testing at screening * Significant alcohol history (ingestion of 5 or more glasses (\> 40 oz) of alcohol per week) * Metal implants of any type (including dental bridges, crowns, retainers, orthodontic devices e.g. braces, etc.) * Tattoos containing metallic ink on the neck, shoulders, upper arm and head (which could become heated up in the scanner, and potentially cause b…