lemborexant vs rifampin
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Side-by-side comparison of lemborexant and rifampin. 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: Strong CYP3A inducers: rifampin, carbamazepine, St.
Dayvigo
Rifadin
Dayvigo is a medicine that can help you fall asleep and stay asleep. It is for adults who have trouble with insomnia.
Rifampin is an antibiotic medicine. It fights bacteria in your body to treat infections.
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.
Rifampin treats tuberculosis (TB) and helps eliminate the bacteria that cause meningitis from your nose and throat. It is important to use rifampin only for infections that are proven or strongly suspected to be caused by bacteria. This helps to prevent bacteria from becoming resistant to the medicine.
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.
Rifampin works by stopping bacteria from growing and multiplying. It does this by blocking a key enzyme that the bacteria need to make proteins. This helps your body fight off the infection.
- • Feeling sleepy
- • Heartburn
- • Upset stomach
- • Loss of appetite
- • Nausea
- • Vomiting
- Suicide Attempt 133
- Somnolence 128
- Condition Aggravated 117
- Suicidal Ideation 115
- Fall 94
- Drug Interaction 970
- Drug Reaction With Eosinophilia And Systemic Symptoms 727
- Nausea 628
- Condition Aggravated 550
- Pyrexia 541
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.
Rifampin can cause liver problems. Tell your doctor right away if you have yellowing of the skin or eyes, dark urine, or stomach pain. Rifampin can also cause blood problems. Tell your doctor if you have unusual bleeding or bruising.
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.
Tell your doctor if you are pregnant or plan to become pregnant. Rifampin can make birth control pills less effective, so use other forms of birth control. Talk to your doctor if you are breastfeeding.
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How to Read This lemborexant vs rifampin Comparison
lemborexant is classified in the Orexin Receptor Antagonist drug class, while rifampin sits within the Rifamycin Antibiotic 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, lemborexant has 587 submissions while rifampin has 3,416. 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 rifampin speeds up the process of clearing lemborexant from your system. this means the sleep medicine may not work as well as it should to help you sleep.. 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 lemborexant or rifampin.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.