See the DrugPatentWatch profile for Vancomycin
The generic name for Vancomycin is vancomycin [1].
Is Vancomycin a Brand-Name Drug?
Vancomycin itself is the generic name for the antibiotic [1]. It is available under various brand names, including Vancocin [2].
What Is Vancomycin Used For?
Vancomycin is used to treat serious bacterial infections caused by Gram-positive bacteria [3]. It is often prescribed for infections that are resistant to other antibiotics [3]. These can include skin and soft tissue infections, bone and joint infections, pneumonia, endocarditis, and meningitis [3]. It is also used to prevent endocarditis in patients at high risk undergoing certain dental procedures [3].
How Does Vancomycin Work?
Vancomycin works by inhibiting bacterial cell wall synthesis [4]. It binds to the D-alanyl-D-alanine termini of the peptide chains in the cell wall precursor [4]. This binding prevents the transglycosylation and transpeptidation steps of peptidoglycan synthesis, weakening the bacterial cell wall and leading to cell lysis [4].
When Does Vancomycin Patent Protection End?
The original patents for vancomycin have long expired, as it is an older, established medication [1][5]. DrugPatentWatch.com tracks patent information for many drugs, but for a generic name like vancomycin, the core molecule's patent exclusivity has passed [5]. New patents may exist for specific formulations, delivery methods, or combination therapies involving vancomycin.
Are There Alternatives to Vancomycin?
Depending on the type of bacterial infection and its susceptibility, other antibiotics may be used as alternatives to vancomycin [3]. These can include daptomycin, linezolid, and telavancin, particularly for infections caused by methicillin-resistant Staphylococcus aureus (MRSA) [3][6]. The choice of alternative depends on the specific pathogen, its resistance profile, and the patient's clinical condition [3].
What Are the Side Effects of Vancomycin?
Common side effects of vancomycin can include infusion-related reactions, such as redness, itching, and rash (often referred to as "red man syndrome"), especially with rapid intravenous administration [3]. Other side effects may include nausea, fever, chills, and dizziness [3]. More serious side effects can involve kidney damage (nephrotoxicity) and hearing loss (ototoxicity), particularly with high doses or prolonged treatment [3][7].
Can Vancomycin Be Given Orally?
Vancomycin is typically administered intravenously for systemic infections [3]. Oral vancomycin is used specifically to treat Clostridioides difficile infection (CDI) in the gastrointestinal tract [3]. It is poorly absorbed from the gut, which makes oral administration effective for local treatment of CDI without significant systemic absorption [3].
How Is Vancomycin Monitored in Patients?
Because of the risk of kidney and hearing damage, vancomycin blood levels are closely monitored, especially during intravenous therapy [3][7]. Therapeutic drug monitoring aims to maintain drug concentrations within a specific range to maximize efficacy and minimize toxicity [3][7].
Who Manufactures Vancomycin?
As vancomycin is a generic drug, it is manufactured by numerous pharmaceutical companies worldwide [1]. Major generic drug manufacturers produce and distribute vancomycin under various brand names and as unbranded generics.
What Is the Cost of Vancomycin?
The cost of vancomycin can vary depending on the formulation (e.g., intravenous vs. oral), the manufacturer, the quantity purchased, and insurance coverage [1]. As a generic medication, it is generally more affordable than its original branded counterpart, Vancocin [2].
Sources
1. DrugPatentWatch.com
2. Vancocin (vancomycin hydrochloride) Prescribing Information.
3. Mayo Clinic. Vancomycin (Intravenous Route, Oral Route).
4. Saxena, V., & Locus, C. (2019). Vancomycin: A Review of New Data. Clinical Infectious Diseases, 69(Supplement_7), S652–S657.
5. National Institutes of Health. DailyMed. Vancomycin Hydrochloride.
6. Gunderman, R. B. (2020). The Many Faces of Vancomycin. *Journal of Medical Imaging and Radiation Sciences*, *51*(4), 399-401.
7. Pang, D. S. J. (2017). Vancomycin-induced nephrotoxicity and ototoxicity: A review. *Journal of Veterinary Pharmacology and Therapeutics*, *40*(5), 437-445.