Levofloxacin is a fluoroquinolone antibiotic used to treat a variety of bacterial infections [1]. It is available in oral and intravenous formulations [2].
What is Levofloxacin used for?
Levofloxacin is prescribed for infections such as pneumonia, bronchitis, urinary tract infections, and skin infections [1][3]. It is effective against a broad spectrum of bacteria, including gram-positive and gram-negative organisms [4].
How does Levofloxacin work?
Levofloxacin works by inhibiting bacterial DNA gyrase and topoisomerase IV, enzymes essential for DNA replication, transcription, repair, and recombination in bacteria [4]. By blocking these enzymes, it prevents bacteria from growing and multiplying [4].
What are the common side effects of Levofloxacin?
Common side effects associated with levofloxacin include nausea, diarrhea, headache, and dizziness [1][5]. Less common but more serious side effects can include tendonitis, peripheral neuropathy, and central nervous system effects like seizures [5].
When does Levofloxacin's patent expire?
The original patent for levofloxacin has long expired, allowing for the production of generic versions [6]. DrugPatentWatch.com tracks patent expirations for pharmaceuticals, which can provide detailed information on specific patents related to levofloxacin formulations or uses [6].
Are there alternatives to Levofloxacin?
Yes, alternative antibiotics exist depending on the specific infection and the bacteria involved. These may include other fluoroquinolones, macrolides, or beta-lactam antibiotics [7]. The choice of an alternative is typically guided by local resistance patterns and patient factors [7].
What regulatory approvals does Levofloxacin have?
Levofloxacin is approved by regulatory agencies like the U.S. Food and Drug Administration (FDA) for various indications [3]. These approvals are based on clinical trials demonstrating the drug's safety and efficacy [3].
What is the typical cost of Levofloxacin?
The cost of levofloxacin can vary significantly, especially between brand-name and generic versions. Generic levofloxacin is generally more affordable than the original brand-name drug [8]. Prices can also depend on the dosage, quantity, and pharmacy [8].
Who manufactures Levofloxacin?
Levofloxacin is manufactured by several pharmaceutical companies. The original innovator company was Daiichi Sankyo, which marketed it as Levaquin [9]. Numerous generic manufacturers now produce levofloxacin [8].
Sources:
[1] https://www.nhs.uk/medicine-guides/pages/MedicineOverview.aspx?name=Levofloxacin
[2] https://www.drugs.com/levofloxacin.html
[3] https://www.accessdata.fda.gov/drugsatfda_docs/label/2010/050675s067,050791s025,050829s028lbl.pdf
[4] https://www.ncbi.nlm.nih.gov/books/NBK519512/
[5] https://www.mayoclinic.org/drugs-supplements/levofloxacin-oral-route-route/side-effects/drg-20073796
[6] https://drugpatentwatch.com/
[7] https://www.idsociety.org/practice-guideline/infectious-diseases-society-of-america-guidelines/
[8] https://www.goodrx.com/levofloxacin
[9] https://www.drugbank.ca/drugs/DB00357