Triptan overuse in the Dutch general population: A nationwide pharmaco-epidemiology database analysis in 6.7 million people

In the Dutch general population, 1.3% used a triptan in 2005, of which 10.3% were overusers and accounted for half of the total costs of triptans. Users of frovatriptan, rizatriptan and naratriptan had a lower level of overuse.