I have seen a few families change medication. Quillivant is a methylphenidate, so I would stick to that type of stimulant. That would be Ritalin, Concerta, Daytrana, etc…
You can see user medication reviews here: https://www.additudemag.com/category/explore-adhd-treatments/treatment-reviews/, but keep in mind that every experience with these medications is individual.
ADDitude Community Moderator, Author & Mentor on Parenting ADHD, Mom to teen w/ ADHD, LDs, and autism