Informational only — Not medical advice. Always consult a licensed healthcare provider.

Community data Updated 2 months ago

Indications & Uses

Cortigen Ear Drops is indicated for:

Dosage Reference

Reference Information Only

Dosages shown are general references from official sources. Always consult your doctor or pharmacist for personalized dosing.

Adults:

Dosage for Middle Ear Infection: Instill 2 to 4 drops in the affected ear three to four times a day and at night, or more often if needed. Warm the suspension by holding the bottle in the hand for one or two minutes, since instilling a cold suspension may cause dizziness. The patient should lie down with the affected ear facing upward, and the drops should then be instilled. The tragus should then be pumped 5 times by pressing inward to help the drops penetrate into the middle ear. This position should be held for two minutes. Repeat for the opposite ear if necessary. Discard any unused portion once treatment is finished. For Ear Canal Infection: Instill 2 to 4 drops in the affected ear three to four times a day and at night, or more often if needed. Warm the suspension by holding the bottle in the hand for one or two minutes, since instilling a cold suspension may cause dizziness. The patient should lie down with the affected ear facing upward, and the drops should then be instilled. This position should be held for two minutes to help the drops penetrate into the ear canal. Repeat for the opposite ear if necessary. Discard any unused portion once treatment is finished.

Side Effects

Ear discomfort or irritation is an uncommon side effect. More seriously, gentamicin can cause permanent hearing loss, whether partial or total, if it is given systemically or applied to open wounds or broken skin.

Cautions & Contraindications

Warnings & Precautions

Ear Drops should be stopped immediately if any sign of local or general hypersensitivity appears. Long-term, continuous use is not recommended. Extended use may lead to overgrowth of organisms that do not respond to this medicine, including fungi. If the infection has not improved within a week, culture and susceptibility testing should be carried out to confirm the causative organism and guide the choice of alternative treatment. For severe infections, this Ear Drops should be used alongside appropriate systemic antibiotic therapy.

Contraindications

Contraindications Avoid using this medicine if there is a known or suspected perforation of the eardrum, or any risk of one. These ear drops should not be used for viral infections of the outer ear canal unless a secondary bacterial infection is suspected that would respond to topical Gentamicin. Do not use if there is known hypersensitivity to Hydrocortisone, Gentamicin, or any other ingredient in the product.

Drug Interactions

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Moderate Carbamazepine
Moderate Gentamicin
Moderate Rifampicin
Moderate Hydrocortisone
Moderate Amphotericin B
Moderate Cisplatin
Moderate Pyridostigmine
Moderate Primidone
Moderate Furosemide
Moderate Phenytoin
Moderate Cyclosporine
Moderate Ethanol 70%
Moderate Warfarin Sodium
Last updated: 15 Aug 2026