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clobazam vs lisdexamfetamine

Side-by-side comparison of clobazam and lisdexamfetamine. 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: You can take these medications together without needing to change your doses.

Drug Class
clobazam Benzodiazepine (Anticonvulsant)
lisdexamfetamine CNS Stimulant
Type
clobazam Prescription
lisdexamfetamine Prescription
Summary
clobazam

Clobazam oral suspension is a medicine used with other medicines to treat seizures caused by Lennox-Gastaut syndrome. It is a type of drug called a benzodiazepine.

lisdexamfetamine

Lisdexamfetamine (Vyvanse) is a stimulant medicine. It can help improve focus and reduce impulsive behavior.

What It Treats
clobazam

Clobazam oral suspension is used to treat seizures in people 2 years and older who have Lennox-Gastaut syndrome (LGS). LGS is a severe form of epilepsy that begins in childhood. This medicine helps to control seizures when used with other seizure medicines.

lisdexamfetamine

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.

How It Works
clobazam

Clobazam belongs to a class of drugs called benzodiazepines. It works by affecting certain chemicals in the brain that may be unbalanced in people with seizures. This helps to reduce the frequency of seizures.

lisdexamfetamine

Lisdexamfetamine affects chemicals in your brain. These chemicals help control hyperactivity and impulses. It can also help reduce binge eating.

Common Side Effects
clobazam
  • Constipation
  • Sleepiness or drowsiness
  • Fever
  • Sluggishness
  • Drooling
lisdexamfetamine
  • Anorexia
  • Anxiety
  • Decreased appetite
  • Weight loss
  • Diarrhea
FAERS Reports
clobazam
  • Seizure 4,619
  • Sleepiness 1,798
  • Medicine interaction 1,123
  • Tiredness 1,090
  • Epilepsy 805
lisdexamfetamine
  • Taking too much medicine on purpose 1,068
  • Purposely hurting yourself 1,009
  • Problem getting the medicine 487
  • Feeling tired 402
  • Head pain 377
Serious Warnings
clobazam

Clobazam can cause serious side effects: * **Risk of Using with Opioids:** Taking clobazam with opioid medicines can cause severe sleepiness, slowed breathing, coma, and death. Only take them together if no other treatment works, and use the lowest dose for the shortest time. * **Risk of Abuse, Misuse, and Addiction:** Clobazam can be abused, misused, and lead to addiction, overdose or death. Your doctor will assess your risk before and during treatment. * **Risk of Dependence and Withdrawal:** Taking clobazam can lead to physical dependence. Stopping it suddenly can cause life-threatening withdrawal symptoms. To stop, your doctor will slowly lower your dose.

lisdexamfetamine

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.

Pregnancy
clobazam

Clobazam may harm your unborn baby. If you are pregnant or plan to become pregnant, talk to your doctor. There is a pregnancy registry for women who take anti-epilepsy drugs like clobazam. You can enroll by calling 1-888-233-2334.

lisdexamfetamine

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.

Also Compare, Nearby Drugs

How to Read This clobazam vs lisdexamfetamine Comparison

clobazam is classified in the Benzodiazepine (Anticonvulsant) drug class, while lisdexamfetamine sits within the CNS Stimulant class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, clobazam has 9,435 submissions while lisdexamfetamine has 3,343. 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 interfere with the liver enzymes that process clobazam.. 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 clobazam and lisdexamfetamine - 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.