ADHD medication timing

Health & Medicine

How Long Does Vyvanse Take to Work? Timeline, Onset Factors & Optimization (2025)

Detailed hour-by-hour Vyvanse timeline: Learn when it starts working (1-2 hours), peaks (3-4 hours), and lasts (up to 14 hours). Includes factors affecting onset, comparison to other ADHD meds, and expert optimization tips.