Male or female ≥18 years of age at screening. History of migraine with or without aura > 1 year with ≥1 and ≤8 moderate or Severe migraine attacks per month in the 2 months prior to screening that typically last longer than 2 hours.During the migraine attack (if untreated) patient has every time at least 1 of the following symptoms due to the activation of the trigeminal-autonomic reflex (UAs): unilateral conjunctival injection and/or lacrimation and/or nasal congestion/rhinorrhea and/or ptosis and/or eyelid oedema and/or forehead/facial sweating. A patient who is of reproductive potential agrees to remain abstinent or use (or have their partner use) 2 acceptable methods of birth control within the projected duration of the study (intrauterine device (IUD),diaphragm with spermicide,contraceptive sponge,condoms,vasectomy.Health condition in the opinion of the investigator based on screening assessment including medical history,physical examination,and laboratory testing carried out within ~2 months prior to study treatment.Patient agrees to participate by giving written informed consent and able to complete the study questionnaire(s)and paper diary.