The usual Aimovig dosage for migraine prevention is a 70-milligram (mg) injection or a 140-mg injection, once per month. Your dosage may depend on your migraine symptoms. Aimovig is used in adults ...

But few treatment options exist. Pharmaceutical firms Amgen and Novartis are seeking to change that with Aimovig, which in May became the first Food and Drug Administration–approved drug ...

Novartis’ injectable migraine prevention antibody Aimovig has been shown to be more effective than topiramate – a go-to oral therapy for people with chronic migraine – in a head-to-head trial.