Question: how long does it take to see results from focalin xr?
Answer: Focalin and Focalin XR: Focalin and Focalin XR can become effective within 30 minutes of taking the medication. Focalin lasts approximately four hours and Focalin XR can remain active for up to 12 hours. Adderall and Adderall XR: Adderall starts to work approximately 30 minutes to one hour.