Levofloxacin
Levofloxacin

0.64
Levofloxacin is a broad-spectrum fluoroquinolone antibiotic used to treat various bacterial infections, including those of the respiratory tract and skin.


Ingredient
Category
Availability
In Stock
Delivery
Airmail (14-21 days) | EMS trackable (5-9 days)
Product is shipped in a fully discreet envelope with no content disclosure, including all required documentation inside

Product Sheet

Active Ingredient(s)
Levofloxacin
Reference Brand
Levofloxacin
Product Origin
Generic Product
Reference Manufacturer
Daiichi Sankyo
Product Form
Tablet, Injection
Regulatory Classification
Rx
Primary Category
Antibiotics
Product Category
Fluoroquinolone antibiotic
Pharmacological Class
Fluoroquinolone
Clinical Indications
Bacterial infections, Pneumonia, Sinusitis
Manufacturer Description
Levofloxacin is a broad-spectrum fluoroquinolone antibiotic used to treat various bacterial infections, including those of the respiratory tract and skin.
Mechanism of Action
Levofloxacin inhibits bacterial DNA gyrase and topoisomerase IV, essential enzymes for bacterial DNA replication and repair, effectively preventing bacterial growth and eliminating the infection.
Route of Administration
Oral
Onset Time
1–2 hours
Duration
24 hours
Contraindications
Known hypersensitivity to fluoroquinolones, History of tendon disorders
Severe Adverse Events
Tendon rupture, QT interval prolongation, Peripheral neuropathy
Common Side Effects
Nausea, Diarrhea, Headache
Uncommon Side Effects
Dizziness, Insomnia, Constipation
Drug Interactions
Antacids, Warfarin, Theophylline
Pregnancy Safety Warnings
Not recommended during pregnancy.
Age Restrictions
Not recommended for pediatric patients due to cartilage risk.
Storage Guidelines
Store in a cool, dry area away from light.
Related Products
Ciprofloxacin, Moxifloxacin

Levofloxacin FAQ

Can levofloxacin be taken with dairy products?

Levofloxacin absorption can be reduced by calcium, iron, magnesium, or zinc found in dairy and mineral supplements. To ensure optimal absorption, separate the antibiotic from such products by at least 2 hours.

What should I do if I experience tendon pain while on levofloxacin?

Stop the medication immediately and seek medical evaluation. Tendon pain may precede a rupture, and prompt assessment can prevent serious injury.

Is levofloxacin effective for viral infections?

No. Levofloxacin targets bacterial DNA processes and has no activity against viruses. Using it for viral illnesses contributes to antibiotic resistance.

How long does a typical course of levofloxacin last?

The duration varies by infection-commonly 5-14 days-but the exact length is determined by the treating clinician based on disease severity and response.

Can levofloxacin interact with birth control pills?

Levofloxacin does not have a known effect on hormonal contraceptives, but it is advisable to discuss all medications with a healthcare professional.

What are the visual changes associated with levofloxacin?

Rarely, patients may experience blurred vision or light sensitivity due to CNS effects or eye irritation; report any visual disturbances promptly.

Is levofloxacin safe for people with liver disease?

Levofloxacin is primarily excreted unchanged by the kidneys, so liver impairment generally does not require dose adjustment, though clinicians may monitor liver function.

Can I travel internationally with levofloxacin pills?

Yes, but keep the medication in its original packaging with a prescription label. Some countries may require proof of prescription for import.

How does levofloxacin compare to ciprofloxacin?

Levofloxacin is the levo-isomer of ciprofloxacin, offering higher potency against many Gram-positive organisms and a once-daily dosing schedule.

What should I do with expired levofloxacin tablets?

Do not use them. Dispose of expired tablets according to local pharmacy take-back programs or Hong Kong’s hazardous waste disposal guidelines.

What is Levofloxacin?

Interrupting the life cycle of bacteria, Levofloxacin functions as a synthetic fluoroquinolone antibiotic. This active compound targets specific enzymes essential for bacterial DNA replication, preventing the organisms from dividing and spreading throughout the body. It is the primary active ingredient in formulations commonly recognized by the brand name Tavanic and various generic versions available within Hong Kong.

By hindering the survival of various bacterial strains, this compound helps clear infections that affect the respiratory tract, urinary system, skin, and soft tissues. It is widely characterized by its broad spectrum of activity, allowing it to address diverse bacterial pathogens that standard antibiotics might not effectively manage.

Clinicians rely on this substance when bacterial sensitivity patterns necessitate a targeted approach. As an antibiotic, its role is exclusively to address bacterial infections, meaning it holds no utility in managing viral conditions such as the common cold or general seasonal influenza.

Formulations and Physical Delivery

Levofloxacin is typically provided in oral tablet form or as an intravenous infusion for hospital-based care. In the Hong Kong market, patients may encounter both the originator product and multiple generic equivalents that utilize the same active chemical structure. While the appearance of these tablets or the manufacturer's packaging may differ, the fundamental medicinal properties remain consistent across these options. These products are regulated to ensure they meet the quality standards mandated by local health authorities.

Therapeutic Applications

  • Respiratory Infections: Assists in cases of community-acquired pneumonia or persistent flare-ups of chronic bronchitis where bacterial involvement is identified.
  • Urinary Tract Complications: Addresses complicated infections affecting the kidneys or the bladder that require a more potent systemic approach.
  • Skin and Soft Tissue Infections: Helps manage localized bacterial complications occurring beneath the skin or within the dermal layers.
  • Prostatitis: Used in instances of chronic bacterial inflammation of the prostate gland to reduce the presence of the underlying causative bacteria.
  • Sinusitis: Employed for acute bacterial infections of the sinuses that are resistant to initial, first-line treatments.

The Body’s Response to Treatment

Once introduced into the system, the compound travels through the bloodstream to reach the site of infection. It works by binding to specific bacterial enzymes, specifically DNA gyrase and topoisomerase IV, which are necessary for the bacteria to "unzip" and copy their genetic material. When these enzymes are blocked, the bacteria lose the ability to repair or replicate their DNA. Without functioning genetic machinery, the bacterial population stops growing and eventually dies off, allowing the patient's immune system to clear the remaining impact of the infection.

Safety Awareness and Considerations

Common Reactions

Patients may occasionally experience mild gastrointestinal shifts, such as nausea or loose stools. Some individuals report minor dizziness or difficulty falling asleep during the course of the treatment.

Serious Reactions

Immediate medical attention is warranted if signs of allergic response emerge, such as swelling of the face or throat, skin rashes, or difficulty breathing. If you experience sudden, severe pain in the joints or tendons, or an irregular heartbeat, report these findings to your healthcare provider without delay.

Contraindications

This compound is generally avoided in individuals with a known history of hypersensitivity to fluoroquinolones. Caution is also standard for those with a history of tendon disorders, seizures, or pre-existing heart rhythm irregularities.

Interaction Awareness

Levofloxacin does not mix well with certain minerals, such as iron, magnesium, or aluminum, which can prevent the body from absorbing the medicine. Avoid taking it simultaneously with antacids or certain vitamin supplements. Always consult the specific patient information leaflet provided with your medication to review the full list of potential drug-to-drug interactions.

Usage and Storage Context

Storing Levofloxacin requires a cool, dry environment away from direct light to maintain the stability of the compound. Treatment duration is determined by the specific nature and severity of the infection, and patients should finish the entire course as instructed, even if symptoms appear to subside earlier. For detailed usage, dosing, and administration, refer to the specific medication's clinical information provided by your supply source or pharmacist.

Clinical Terminology

Fluoroquinolone
A class of broad-spectrum antibiotics that act by inhibiting the specific enzymes that control bacterial DNA maintenance.
Broad-spectrum
Describing an antimicrobial agent that is effective against a wide variety of different bacterial species.
Tendonitis
The inflammation or irritation of a tendon that may occasionally be linked to the use of specific antibiotic classes in vulnerable populations.

Important Safety Disclosure

This content provides an educational overview of Levofloxacin and does not constitute medical advice, diagnosis, or treatment recommendations. Please be aware that individual medications, including various brands and generics, differ in strength, specific formulation, and administration instructions. We disclaim all liability regarding the clinical application of these substances. Patients must always refer to the specific patient information leaflet included with their medication and consult a licensed healthcare professional for personalized guidance regarding their health.

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