Th FDA approved Zavegepant, sold under the brand name Zavzpret, after studies showed it more effective than a placebo at treating migraine symptoms within 30 minutes and up to 48 hours later. FDA approves migraine nasal spray that works in minutes
Among the 1,405 people who participated in the trial between October 2020 and August 2021, about 24% of those who took the drug said they experienced pain freedom two hours after treatment compared to 15% of people in the placebo group.
The most common side effect was a bad taste after administering the nasal spray, with about 21% of participants reporting odd or distorted tastes. Some people experienced hypersensitivity, including face swelling and hives, according to a Pfizer statement.Zavegepant, a gepant medication, is the first of its class of medications to come in nasal spray form.
Although there are oral gepant medications on the market, Godley said it’s important to have alternatives. A migraine occurs when excited brain cells trigger a nerve to release chemicals that irritate blood vessels and cause them to swell on the surface of the brain, the foundation said.
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