Leucovorin prescriptions surged after the White House touted the drug for autism. Parents are still scrambling to find it

By Brenda Goodman, CNN (CNN) — Meagan Johnson recently spent four days calling dozens of pharmacies across the Austin area, trying to fill a prescription for her son, Jack. Jack has autism. At age 3, most kids have a vocabulary of 500 to 1,000 words. Jack can say about 20, Johnson said, “and most of