Fiber is the part of fruits, vegetables and grains not digested by your body. A low-fiber diet restricts these foods. As a result, the amount of undigested material passing through your large intestine is limited and stool bulk is lessened.
Read More. They all increased his ticks tremendously. We switched over to vyvanse and that seemed so much better for the ADHD and the tics were still there but not nearly as bad. He also has been diagnosed with ODD and so at the Tourette's clinic they prescribed him a low dose of risperidone.
Re: How long does Vyvanse last for you? Vyvanse always lasts 8 hours or more for me when I take 30mg and above. __________________. All changes, even the most longed for, have their melancholy; for what we leave behind us is a part of ourselves; we must die to one life before we can enter another.yvanse's effects, including the crash and the insomnia after the crash, last a really long time for me. The positive effects only last for a couple of hours, but everything combined lasts like 14 hours for me, so I try to make myself wake up really early to take it.