That was a concern I had too, so we tried breaking them in half, but didn't notice much difference in her nighttime routine after a week. We actually gave up on

That was a concern I had too, so we tried breaking them in half, but didn't notice much difference in her nighttime routine after a week. We actually gave up on the melatonin for a while after that, but I decided to try again with an increased dose after talking with a coworker. Their child is more severely ADHD, and he was taking 5mg per night (and Ritalin). The pills I have are a dual-release version, so that might have had an affect as well (http://www.swansonvitamins.com/swanson-ultra-dual-release-melatonin-3-mg-60-tabs http://www.swansonvitamins.com/swanson-ultra-dual-release-me...).