bupropion vs lemborexant
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Side-by-side comparison of bupropion and lemborexant. 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
Examples: Bupropion, methadone
Wellbutrin, Zyban
Dayvigo
Bupropion is a medicine used to treat depression and prevent seasonal affective disorder (SAD). It can help improve your mood and energy levels.
Dayvigo is a medicine that can help you fall asleep and stay asleep. It is for adults who have trouble with insomnia.
Bupropion is used to treat major depressive disorder (MDD), which can cause you to feel sad, lose interest in activities, and have trouble sleeping or eating. It is also used to prevent seasonal affective disorder (SAD), a type of depression that occurs during the fall and winter.
Dayvigo is used to treat insomnia in adults. Insomnia means you have trouble falling asleep, staying asleep, or both. This medicine can help you sleep better.
Bupropion works by affecting certain chemicals in the brain called norepinephrine and dopamine. It helps to increase the levels of these chemicals, which can improve mood and reduce symptoms of depression.
Dayvigo works by blocking orexin, a chemical in your brain that keeps you awake. By blocking orexin, Dayvigo helps you feel sleepy. This allows you to fall asleep and stay asleep.
- • Dry mouth
- • Nausea
- • Trouble sleeping
- • Dizziness
- • Sore throat
- • Feeling sleepy
- Completed Suicide 4,408
- Toxicity To Various Agents 3,113
- Fatigue 2,665
- Nausea 2,309
- Headache 2,218
- Suicide Attempt 133
- Somnolence 128
- Condition Aggravated 117
- Suicidal Ideation 115
- Fall 94
Antidepressants may increase the risk of suicidal thoughts and behaviors in children, teenagers, and young adults. Watch closely for worsening depression or suicidal thoughts. Tell your doctor right away if you notice any changes in mood or behavior.
Dayvigo can make you feel very sleepy, even the next day. Be careful driving or doing other things that need you to be alert. Some people have sleep paralysis, hallucinations, or do things like sleepwalking while taking Dayvigo. Dayvigo may also worsen depression or suicidal thoughts. Do not drink alcohol while taking Dayvigo.
Talk to your doctor if you are pregnant or plan to become pregnant. It is important to consider the risks of untreated depression during pregnancy. There is a pregnancy registry to monitor outcomes in women exposed to antidepressants during pregnancy. You can register by calling 1-844-405-6185.
It is not known if Dayvigo can 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 psychiatric medicines, including Dayvigo.
Also Compare, Nearby Drugs
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How to Read This bupropion vs lemborexant Comparison
bupropion is classified in the Norepinephrine-Dopamine Reuptake Inhibitor (NDRI) drug class, while lemborexant sits within the Orexin Receptor Antagonist 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, bupropion has 14,713 submissions while lemborexant has 587. 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 lemborexant can speed up the process of clearing bupropion from your system, potentially making it less effective.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for bupropion or lemborexant.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.