diltiazem vs lefamulin
Side-by-side comparison of diltiazem and lefamulin. 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
Concomitant use of sensitive CYP3A substrates with XENLETA Tablets requires close monitoring for adverse effects of these drugs (for example, alprazolam, diltiazem, verapamil, simvastatin, vardenafil).
Recommendation: Your doctor should monitor you carefully for side effects while you are on both medications. Report any signs of a slow heart rate or dizziness to your provider immediately.
Diltiazem is a medicine that helps lower high blood pressure and prevent chest pain. It belongs to a class of drugs called calcium channel blockers.
Xenleta is an antibiotic medicine. It is used to treat pneumonia caused by bacteria in adults.
Diltiazem is used to treat high blood pressure. It can be used alone or with other blood pressure medicines. Diltiazem also helps manage chronic stable angina (chest pain) and angina caused by spasms in the heart's blood vessels.
Xenleta treats community-acquired bacterial pneumonia (CABP) in adults. This type of pneumonia is caused by germs like Streptococcus pneumoniae, Staphylococcus aureus, Haemophilus influenzae, Legionella pneumophila, Mycoplasma pneumoniae, and Chlamydophila pneumoniae. This medicine should only be used to treat infections that are proven or very likely to be caused by bacteria.
Diltiazem works by relaxing blood vessels, which lowers blood pressure. It also reduces the heart's workload, which can prevent chest pain. This medicine blocks calcium from entering heart and blood vessel cells.
Xenleta is a pleuromutilin antibiotic. It works by stopping bacteria from growing. This helps your body fight off the infection.
- • Swelling in your ankles or feet
- • Headache
- • Dizziness
- • Slow heart rate
- • Constipation
- • Diarrhea
- • Nausea
- • Vomiting
- • Liver enzyme elevation
- • Reactions where the injection was given
- Shortness of breath 3,200
- Tiredness 2,637
- Feeling sick to your stomach 2,372
- Discomfort 2,364
- Feeling lightheaded 2,089
No adverse event reports.
Diltiazem can interact with other heart medications. Tell your doctor if you take beta-blockers or digoxin. Using diltiazem with these drugs can cause heart problems. Your doctor may need to adjust your dosages.
Xenleta can cause changes in your heart rhythm (QT prolongation). This can be dangerous if you have heart problems or take other medicines that affect your heart. Xenleta can also harm an unborn baby, so women who can get pregnant should use birth control while taking it and for 2 days after the last dose. Diarrhea can occur with this medicine; tell your doctor if it becomes severe.
Tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding. It is not known if diltiazem will harm your unborn baby. Diltiazem passes into breast milk, so talk to your doctor about breastfeeding while taking this medicine.
Xenleta may harm your unborn baby. Use effective birth control while taking Xenleta and for 2 days after your last dose if you are a woman who can get pregnant. Do not breastfeed while taking Xenleta and for 2 days after the last dose. Talk to your doctor about the best way to feed your baby during this time.
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How to Read This diltiazem vs lefamulin Comparison
diltiazem is classified in the Calcium Channel Blocker drug class, while lefamulin sits within the Pleuromutilin 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, diltiazem has 12,662 submissions while lefamulin has 0. 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 lefamulin can increase the amount of diltiazem in your body by slowing its breakdown. this makes it more likely that you will experience side effects from the blood pressure medicine.. 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 diltiazem and lefamulin - 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.