Europe — EMA
Oftaquix (Levofloxacin Hemihydrate)
GNH USA supplies Oftaquix (Levofloxacin), a fluoroquinolone antibiotic for bacterial conjunctivitis and bacterial keratitis.
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What is Levofloxacin Hemihydrate?
Levofloxacin, the active ingredient in Oftaquix, is a fluoroquinolone antibiotic presented as an ophthalmic solution for ocular use. It treats bacterial conjunctivitis and bacterial keratitis by targeting susceptible eye pathogens in patients who need topical antimicrobial therapy, and is formulated for convenient instillation.
GNH USA supplies Oftaquix as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies, transplant centres and clinics worldwide, ensuring quality, regulatory compliance and reliable logistics across global markets. The company adheres to stringent manufacturing standards and provides comprehensive documentation for regulatory submissions.
What is Levofloxacin Hemihydrate used for?
Oftaquix, a fluoroquinolone ophthalmic antibiotic, is used to treat bacterial infections of the eye.
- Bacterial conjunctivitis: reduces bacterial load, relieving redness, discharge and discomfort. - Bacterial keratitis: eradicates causative organisms and supports corneal healing. - Acute bacterial ocular infection (e.g., post‑traumatic): controls bacterial proliferation to prevent worsening of the infection.
What are the side effects of Levofloxacin Hemihydrate?
Common Side Effects: - Eye irritation: mild burning or stinging after instillation. - Redness: transient conjunctival hyperemia. - Tearing: increased lacrimation. - Blurred vision: temporary visual disturbance. - Foreign body sensation: feeling of grit in the eye. - Photophobia: sensitivity to light.
Serious or Rare Side Effects: - Allergic reaction: swelling, itching, or rash around the eye. - Stevens‑Johnson syndrome: severe skin and mucous membrane involvement. - Corneal ulceration: worsening of corneal lesions. - Vision loss: rare but potentially irreversible. - Severe ocular inflammation: marked edema or hypopyon. - Systemic fluoroquinolone toxicity: rare systemic effects with extensive use.
What precautions apply to Levofloxacin Hemihydrate?
Before using Oftaquix, consider the following precautions: - Allergy assessment: verify no known hypersensitivity to fluoroquinolones. - Contact lens use: advise removal of lenses before and for a short period after instillation. - Pregnancy and lactation: reserve for cases where benefit outweighs potential risk. - Concurrent ocular medications: avoid mixing with other eye drops unless directed by a clinician. - Prolonged therapy: monitor for signs of systemic absorption or ocular toxicity. - Store at room temperature: keep in the original container, protect from light and moisture.
What does Levofloxacin Hemihydrate interact with?
Levofloxacin may interact with other ophthalmic or systemic agents.
Major Interactions (Avoid): - Systemic fluoroquinolones: concurrent use can increase risk of additive toxicity. - Corticosteroid eye drops: may heighten risk of corneal perforation. - Anticholinergic agents: can reduce ocular absorption of the antibiotic.
Moderate Interactions (Monitor Closely): - Non‑steroidal anti‑inflammatory eye drops: may affect corneal healing. - Herbal supplements containing quinine: monitor for QT‑interval prolongation.



