Does Vyvanse Suppress Appetite More Than Adderall?
Both curb appetite via similar amphetamine action, but Vyvanse's smoother plasma curve often causes steadier, longer-lasting appetite suppression than Adderall XR.
Cognition Mental Performance: Head-to-Head Comparisons
12 source-based articles maintained by the HealthRX.com Editorial Team.
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May 25, 2026latest review
Cognition Mental Performance: Head-to-Head Comparisons library
Showing 12 of 12 clinical reviews.
Is Vyvanse More Expensive Than Adderall? Cost Compared
Yes, Vyvanse costs more. Brand Vyvanse runs $380-420/month; generic Adderall XR is $30-60. Generic lisdexamfetamine, since 2023, costs $70-130.
Provigil vs Adderall XR Head-to-Head Efficacy: What the Evidence Actually Shows
A detailed clinical comparison of modafinil (Provigil) and mixed amphetamine salts (Adderall XR) on wakefulness, cognition, and ADHD symptom control, with trial data, dosing, and switching guidance.
Provigil vs Adderall XR Side-Effect Profile: A Head-to-Head Comparison
Compare the side-effect profiles of Provigil (modafinil) and Adderall XR (mixed amphetamine salts) across cardiovascular, psychiatric, appetite, sleep, and dependence domains with cited clinical trial data.
Provigil vs Adderall XR: Cost and Access Head-to-Head
A clinical comparison of modafinil (Provigil) and mixed amphetamine salts (Adderall XR) covering pricing, insurance coverage, DEA scheduling, pharmacy availability, and prescribing restrictions.
Provigil vs Adderall XR: Switching Between Them
A clinical guide to switching between Provigil (modafinil) and Adderall XR (mixed amphetamine salts), including cross-titration protocols, pharmacologic differences, and what to expect during the transition.
Provigil vs Vyvanse Head-to-Head Efficacy: What the Evidence Actually Shows
A clinical comparison of modafinil (Provigil) and lisdexamfetamine (Vyvanse) for cognition and mental performance, covering mechanism, trial data, dosing, side effects, and which patients each drug suits best.
Provigil vs Vyvanse Side Effects: A Head-to-Head Comparison
Compare the side-effect profiles of Provigil (modafinil) and Vyvanse (lisdexamfetamine) across cardiovascular, psychiatric, gastrointestinal, and sleep-related domains with cited clinical data.
Provigil vs Vyvanse: Cost and Access Head-to-Head Comparison
Compare Provigil (modafinil) and Vyvanse (lisdexamfetamine) on price, insurance coverage, generic availability, and pharmacy access for cognitive performance.
Provigil vs Vyvanse: How to Switch Between Them Safely
A comparison of modafinil (Provigil) and lisdexamfetamine (Vyvanse) covering mechanism, efficacy data, side-effect profiles, and a step-by-step guide to switching between them.
Vyvanse vs Adderall XR Efficacy: How They Compare
No head-to-head trial exists, but separate studies show similar ADHD-RS reductions (~18-19 points) for Vyvanse and Adderall XR, with differing onset and duration.
Vyvanse vs Adderall XR: Switching Between Them Safely
A clinical comparison of Vyvanse (lisdexamfetamine) and Adderall XR (mixed amphetamine salts), including dose conversion, switching protocols, and what to expect during the transition.