The authors of the Lancet paper point out that the concentrate of studies that examine misuse of ADHD drugs for ‘enhancement’ reasons have centered on students who have to get through another semester’s worthy of of papers and exams. These scholarly studies do not account for middle aged and old adults, and they don’t examine the repercussions of informal use. ‘There are small unwanted effects, be it stomach upset, nausea, head aches,’ Phillips told CBS News. ‘And there can be more serious results, whether it’s seizures, high blood circulation pressure. But the big issue is those who have ADHD, they have changes in the neurotransmitters of their brains.And European countries, and causes progressive vision loss, starting in people between your ages of 10 to 20 usually. Eventually, blindness outcomes from photoreceptor loss associated with degeneration in the pigmented coating of the retina, the retinal pigment epithelium. The first patient to end up being treated in the U.S. With stem cell-derived RPE cells was a young woman who was simply already legally blind as a consequence of this disease.