<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>FocusCurve’s Blog</title><description>ADHD medication and caffeine tracker with estimated timeline visualization. See when your medication peaks, fades, and clears.</description><link>https://focuscurve.app</link><item><title>Caffeine and ADHD Medication: What Actually Happens When You Combine Them</title><link>https://focuscurve.app/blog/caffeine-and-adhd-medication</link><guid isPermaLink="true">https://focuscurve.app/blog/caffeine-and-adhd-medication</guid><description>Can you drink coffee on ADHD medication? Research-backed guide covering caffeine&apos;s half-life, why timing matters for sleep, and what changes your personal caffeine metabolism.</description><pubDate>Mon, 23 Mar 2026 00:00:00 GMT</pubDate></item><item><title>Can&apos;t Sleep After Taking ADHD Medication? Here&apos;s What the Research Says</title><link>https://focuscurve.app/blog/cant-sleep-adhd-medication</link><guid isPermaLink="true">https://focuscurve.app/blog/cant-sleep-adhd-medication</guid><description>Why ADHD stimulant medications cause insomnia, which formulations affect sleep most, and evidence-based strategies that actually help. Backed by FDA data and peer-reviewed research.</description><pubDate>Mon, 23 Mar 2026 00:00:00 GMT</pubDate></item><item><title>How Long Does Adderall Last? IR vs XR — A Complete Guide</title><link>https://focuscurve.app/blog/how-long-does-adderall-last</link><guid isPermaLink="true">https://focuscurve.app/blog/how-long-does-adderall-last</guid><description>How long does Adderall IR and XR last? Research-backed guide with peak times, half-lives, food effects, and why it feels different some days. Cited to FDA labels and peer-reviewed studies.</description><pubDate>Mon, 23 Mar 2026 00:00:00 GMT</pubDate></item><item><title>How Long Does Vyvanse Last? A Complete Prodrug Guide</title><link>https://focuscurve.app/blog/how-long-does-vyvanse-last</link><guid isPermaLink="true">https://focuscurve.app/blog/how-long-does-vyvanse-last</guid><description>How long does Vyvanse last? Research-backed guide covering the prodrug mechanism, peak times, 13-14 hour duration, food effects, and how it compares to Adderall. Cited to FDA labels and peer-reviewed studies.</description><pubDate>Mon, 23 Mar 2026 00:00:00 GMT</pubDate></item><item><title>How Long Does Ritalin Last? IR vs LA vs Concerta — A Complete Guide</title><link>https://focuscurve.app/blog/how-long-does-ritalin-last</link><guid isPermaLink="true">https://focuscurve.app/blog/how-long-does-ritalin-last</guid><description>How long does Ritalin IR, LA, and Concerta last? Research-backed guide with peak times, duration, and why it feels different some days.</description><pubDate>Sun, 22 Mar 2026 00:00:00 GMT</pubDate></item></channel></rss>