US shortage of Adderall is due to increased demand, FDA and drug-makers say

FDA says supply does not meet demand and drug-maker says backorders are due to significant rise' in prescription rates

An increase in prescriptions and an ongoing labor crunch have helped contribute to a nationwide shortage of Adderall across the US.

The Food and Drug Administration (FDA) on Wednesday confirmed the shortage of the drug, used in the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy. The FDA said Teva, the largest manufacturer, is facing ongoing intermittent manufacturing delays".