Do antidepressants change how ADHD meds work?

They can, depending on the combination. Some antidepressants, especially certain SSRIs or SNRIs, may slightly alter how stimulants feel. This can show up as increased jitteriness, subtle changes in focus, or sometimes improved emotional stability. There are also metabolic interactions. For example, some medications affect liver enzymes that process stimulants, which may increase or decrease their intensity. That said, many people safely take both. In fact, treating underlying depression or anxiety can make ADHD medication work more effectively because the brain is not fighting two battles at once. Close monitoring during adjustments is key. If something feels different, it is worth discussing rather than assuming it is not working.