Mind the gap: What is causing the ongoing ADHD drug shortage?

Since late 2022, medications for Attention Deficit/Hyperactivity Disorder, or ADHD, have been in a shortage in the United States and the UK. What began as a paucity of long acting medications, specifically Adderall in the US and Methylphenidate prolonged-release capsules in the UK, has snowballed into an ongoing shortage of nearly every ADHD medication as patients scramble to access prescriptions they can fill.