bupropion vs efavirenz/emtricitabine/tenofovir
Side-by-side comparison of bupropion and efavirenz/emtricitabine/tenofovir. 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
Antidepressant: Bupropion Sertraline ↓bupropion* ↓ sertraline * Increases in bupropion dosage should be guided by clinical response. Bupropion dose should not exceed the maximum recommended dose.
Recommendation: Your doctor may increase your dose based on your needs, but you should stay within the safe maximum limit.
Wellbutrin, Zyban
Bupropion is a medicine used to treat depression and prevent seasonal affective disorder (SAD). It can help improve your mood and energy levels.
Efavirenz is a drug used to treat HIV-1 infection. It belongs to a class of drugs called non-nucleoside reverse transcriptase inhibitors (NNRTI).
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.
Efavirenz is used to treat HIV-1, the virus that causes AIDS. It helps to lower the amount of virus in your body. This medicine must be used with other HIV medicines.
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.
Efavirenz blocks an enzyme called reverse transcriptase. HIV needs this enzyme to make copies of itself. By blocking it, efavirenz helps to slow down the spread of HIV in your body.
- • Dry mouth
- • Nausea
- • Trouble sleeping
- • Dizziness
- • Sore throat
- • Rash
- • Dizziness
- • Nausea
- • Headache
- • Fatigue
- Suicide 4,408
- Poisoning 3,113
- Tiredness 2,665
- Feeling sick to your stomach 2,309
- Headache 2,218
- Virologic Failure 952
- Drug Interaction 748
- Drug Resistance 735
- Viral Mutation Identified 674
- Pathogen Resistance 623
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.
Efavirenz can cause serious side effects, including psychiatric problems like depression or suicidal thoughts. Tell your doctor right away if you have any of these symptoms. Efavirenz can also harm your liver. Your doctor should check your liver function before and during treatment. Do not take efavirenz by itself.
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.
Efavirenz can harm your unborn baby, especially during the first 3 months of pregnancy. Talk to your doctor about using birth control while taking this medicine. Breastfeeding is not recommended while taking efavirenz.
How to Read This bupropion vs efavirenz/emtricitabine/tenofovir Comparison
bupropion is classified in the Norepinephrine-Dopamine Reuptake Inhibitor (NDRI) drug class, while efavirenz/emtricitabine/tenofovir sits within the NNRTI / NRTI Combination 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 efavirenz/emtricitabine/tenofovir has 3,732. 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 the hiv medicine lowers the concentration of the antidepressant in your blood, which might make it less effective.. 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 bupropion and efavirenz/emtricitabine/tenofovir - 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.