Product image of Netenax (Netilmicin) supplied by GNH India

Netenax

Active Ingredient:
Netilmicin
Origin:
EU

Netenax (Netilmicin)

Netilmicin, the active ingredient in Netenax, is an aminoglycoside presented as an ophthalmic solution for ocular use. It is employed to treat bacterial eye infections such as conjunctivitis and keratitis in adults and children.
GNH India supplies Netenax as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Sifi S.P.A.

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Indications & Clinical Uses

Netilmicin is an aminoglycoside antibiotic used for bacterial infections of the eye.

  • Bacterial conjunctivitis: reduces bacterial load and speeds symptom resolution.
  • Bacterial keratitis (corneal ulcer): eradicates causative organisms and promotes corneal healing.
  • Post‑operative ocular infection: prevents or treats infection following eye surgery.

How It Works

  • Netilmicin binds to the 30S subunit of bacterial ribosomes, causing misreading of mRNA and inhibition of protein synthesis. This action is bactericidal against susceptible Gram‑negative and some Gram‑positive ocular pathogens, leading to rapid bacterial cell death and resolution of infection.

Side Effects

Netilmicin may cause local and systemic adverse reactions, most of which are mild and reversible.

Common Side Effects

  • Burning or stinging sensation upon instillation.
  • Redness of the conjunctiva.
  • Tearing or increased lacrimation.
  • Blurred vision temporarily after use.
  • Foreign body sensation.
  • Mild ocular irritation.

Serious or Rare Side Effects

  • Corneal epithelial toxicity or ulceration.
  • Allergic reactions such as eyelid edema or rash.
  • Stevens‑Johnson syndrome or toxic epidermal necrolysis.
  • Systemic ototoxicity (rare with ocular use).
  • Nephrotoxicity (rare, usually with systemic exposure).
  • Severe hypersensitivity anaphylaxis.

Precautions & Warnings

When using Netenax, consider the following safety measures.

  • Pregnancy: Use only if clearly needed; safety data are limited.
  • Breastfeeding: Caution advised; potential secretion in milk is unknown.
  • Renal impairment: Monitor renal function if systemic absorption is possible.
  • Concomitant ototoxic drugs: Avoid or use with caution to reduce risk of systemic toxicity.
  • Contact lens wearers: Remove lenses before instillation and wait before reinserting.

Store at below 25°C: keep in original container, protect from moisture and direct sunlight.

Avoid Interactions

Netilmicin may interact with other medications, requiring attention to avoid adverse outcomes.

Major Interactions (Avoid)

  • Systemic aminoglycosides: concurrent use can increase nephro‑ and ototoxic risk.
  • Loop diuretics (e.g., furosemide): may potentiate renal toxicity.
  • Neuromuscular blocking agents: risk of enhanced blockade.

Moderate Interactions (Monitor Closely)

  • Topical ophthalmic agents containing preservatives: may increase ocular irritation.
  • Non‑steroidal anti‑inflammatory eye drops: monitor for additive corneal effects.
  • Other topical antibiotics: assess for antagonistic activity or resistance development.

Frequently Asked Questions

Netenax contains the aminoglycoside Netilmicin and is indicated for the treatment of bacterial eye infections such as conjunctivitis, keratitis and post‑operative ocular infections. It works by eliminating susceptible bacteria on the ocular surface, helping to relieve symptoms and prevent complications.

Netilmicin binds to the bacterial 30S ribosomal subunit, causing misreading of messenger RNA and halting protein synthesis. This bactericidal action rapidly kills susceptible Gram‑negative and some Gram‑positive organisms that cause eye infections.

The dosing regimen for Netenax is determined by the prescribing clinician based on the specific infection, severity, patient age and response. Typical regimens involve one to several drops per eye at defined intervals, but the exact schedule should be provided by a qualified healthcare professional.

Safety data for Netilmicin in pregnancy and lactation are limited. It should be used only if the potential benefit justifies any potential risk to the fetus or infant. Healthcare providers should evaluate the individual situation before prescribing.

To place an order, submit an enquiry on the Netenax product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, and will request trade or institutional credentials before providing pricing, availability, shipping details and any necessary import documentation.

Netenax (Netilmicin) belongs to the aminoglycoside class, offering broad‑spectrum activity against many Gram‑negative ocular pathogens. Compared with fluoroquinolone eye drops, it may have a different resistance profile and is often chosen when fluoroquinolone resistance is a concern. Choice of therapy should be guided by culture results and local resistance patterns.

Netenax should be stored at temperatures below 25 °C, in its original packaging, protected from moisture and direct sunlight. Do not freeze the product. Keep the container tightly closed when not in use to maintain sterility.

Netenax is applied as sterile eye drops. The patient should wash hands, tilt the head back, pull down the lower eyelid, and instill the prescribed number of drops into the conjunctival sac. The eye should be closed gently for a few seconds to allow absorption, and contact lenses should be removed before administration.

Serious risks, though rare, include corneal epithelial toxicity or ulceration, severe allergic reactions such as Stevens‑Johnson syndrome, and systemic ototoxicity or nephrotoxicity if significant systemic absorption occurs. Patients should report any worsening eye pain, vision changes, rash or swelling promptly.

Netenax should be avoided in individuals with a known hypersensitivity to Netilmicin or other aminoglycosides. Caution is also advised for patients with severe renal impairment, those receiving systemic ototoxic drugs, and pregnant or breastfeeding women unless the benefit outweighs the risk.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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