Guanfacine is commonly used for ADHD now, including it’s time-release version, Intuniv.
Here are some user reviews of guanfacine: https://www.additudemag.com/medication/guanfacine/
Penny
ADDitude Community Moderator, Parenting ADHD Coach, Podcaster & Author, Mom to teen w/ ADHD, LDs, and autism