lisdexamfetamine vs melatonin
Side-by-side comparison of lisdexamfetamine and melatonin. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
From a pharmacokinetic perspective, no dose adjustment for drugs that are substrates of CYP1A2 (e.g., theophylline, duloxetine, melatonin), CYP2D6 (e.g., atomoxetine, desipramine, venlafaxine), CYP2C19 (e.g., omeprazole, lansoprazole, clobazam), and CYP3A4 (e.g., midazolam, pimozide, simvastatin) is necessary when VYVANSE is co-administered [see Clinical Pharmacology (12.3) ] .
Recommendation: No dose adjustment is required when using these two products together.
Vyvanse
Melatonin
Lisdexamfetamine (Vyvanse) is a stimulant medicine. It can help improve focus and reduce impulsive behavior.
Melatonin is a hormone supplement that can help with sleep. You should take it 15 minutes before eating.
This medicine treats Attention Deficit Hyperactivity Disorder (ADHD) in adults and kids 6 years and older. It also treats moderate to severe binge eating disorder (BED) in adults. This medicine is not for weight loss.
This medicine is used to help with sleep problems. It can help you fall asleep and stay asleep. Talk to your doctor if your sleep problems continue.
Lisdexamfetamine affects chemicals in your brain. These chemicals help control hyperactivity and impulses. It can also help reduce binge eating.
Melatonin is a hormone that your brain makes. It helps control your sleep and wake cycles. Taking this medicine adds more melatonin to your body.
- • Anorexia
- • Anxiety
- • Decreased appetite
- • Weight loss
- • Diarrhea
- • Tiredness
- • Nausea
- • Diarrhea
- • Headache
- • Dizziness
- Taking too much medicine on purpose 1,068
- Purposely hurting yourself 1,009
- Problem getting the medicine 487
- Feeling tired 402
- Head pain 377
- Tiredness 4,195
- Feeling sick to your stomach 3,592
- Loose stools 2,865
- Head pain 2,797
- Difficulty breathing 2,437
This medicine has a high risk for abuse, misuse, and addiction. Misusing it can lead to overdose and death. Your doctor will check your risk before and during treatment. Store this medicine safely and do not share it with anyone.
No specific warnings noted.
This medicine may harm your unborn baby. Tell your doctor if you are pregnant or plan to become pregnant. Breastfeeding is not recommended while taking this medicine.
It is not known if this medicine is safe to take during pregnancy or while breastfeeding. Talk to your doctor before taking it if you are pregnant or breastfeeding.
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How to Read This lisdexamfetamine vs melatonin Comparison
lisdexamfetamine is classified in the CNS Stimulant drug class, while melatonin sits within the Hormone Supplement (Sleep Aid) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are split between OTC and prescription status, which affects access and supervision.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, lisdexamfetamine has 3,343 submissions while melatonin has 15,886. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to lisdexamfetamine does not change how the body's enzymes break down melatonin.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between lisdexamfetamine and melatonin - always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.