What Is Difluprednate?

Difluprednate is a powerful corticosteroid eye drop used to reduce inflammation and pain in the eye after surgery or from conditions like uveitis.

Sold under the brand name Durezol, Difluprednate is a synthetic difluorinated prednisolone derivative. It belongs to the ophthalmic corticosteroid drug class and works by suppressing the inflammatory response in eye tissues. It's manufactured by Novartis and distributed by Alcon Laboratories.

Key Facts at a Glance

• Brand name: Durezol
• Generic name: Difluprednate ophthalmic emulsion 0.05%
• Drug class: Ophthalmic corticosteroid
• Manufacturer: Novartis (distributed by Alcon Laboratories)
• Form: Ophthalmic emulsion 0.05% in a 5 mL bottle
• Controlled substance: No — Difluprednate is not a controlled substance
• Generic available: Yes

Difluprednate is considered one of the most potent topical ophthalmic steroids available. It's often chosen when a strong anti-inflammatory response is needed, particularly after eye surgery or for stubborn uveitis that doesn't respond well to milder steroids. For more on how it works, see our guide on Difluprednate's mechanism of action.

What Is Difluprednate Used For?

FDA-Approved Uses

Difluprednate has two FDA-approved indications:

1. Treatment of inflammation and pain associated with ocular surgery: This is the most common use. After procedures like cataract surgery, corneal transplants, or other eye operations, Difluprednate helps control the post-surgical inflammatory response.
2. Treatment of endogenous anterior uveitis: Uveitis is inflammation of the uvea — the middle layer of the eye. Difluprednate helps reduce this inflammation and relieve symptoms like eye pain, redness, and light sensitivity.

Off-Label Uses

Doctors sometimes prescribe Difluprednate for conditions beyond its official FDA approval, including:

• Posterior uveitis
• Diabetic macular edema (as an adjunctive treatment)
• Severe allergic conjunctivitis
• Corneal graft rejection prophylaxis

Off-label use should always be guided by your ophthalmologist based on your specific condition.

How Is Difluprednate Taken?

Difluprednate comes as a 0.05% ophthalmic emulsion — essentially an oil-in-water suspension that you instill as drops into the affected eye.

Typical Dosing Schedule

For post-surgical inflammation:

• 1 drop in the affected eye(s) 4 times daily for the first 2 weeks
• Then 2 times daily for 1 week
• Then taper as directed by your doctor

For anterior uveitis:

• 1 drop in the affected eye(s) 4 times daily for 14 days
• Then taper based on your response

How to Use Difluprednate Eye Drops

1. Shake the bottle well before each use — this is important because it's an emulsion
2. Wash your hands thoroughly
3. Tilt your head back and pull down your lower eyelid to create a small pocket
4. Hold the dropper above your eye and instill one drop
5. Do not touch the dropper tip to your eye or any surface
6. Close your eye for 2–3 minutes
7. Press gently on the inner corner of your eye (near the tear duct) to reduce absorption into your bloodstream
8. If using other eye drops, wait at least 10 minutes between medications
9. Do not wear contact lenses during treatment

Who Should Not Take Difluprednate?

Difluprednate is contraindicated in the following situations:

• Hypersensitivity: If you're allergic to Difluprednate or any ingredient in the formulation
• Viral eye diseases: Including herpes simplex keratitis, vaccinia, and varicella
• Mycobacterial eye infection: Tuberculosis of the eye
• Fungal diseases: Of the eye or surrounding structures
• Active untreated bacterial eye infection: Steroids can worsen infections by suppressing the immune response

Additionally, special caution is needed for:

• Pregnant women: Pregnancy Category C — use only if benefits outweigh risks
• Breastfeeding mothers: Unknown if it passes into breast milk
• Children: Safety not fully established in pediatric patients
• Elderly patients: May be more susceptible to IOP elevation and cataracts

For a full list of side effects and warnings, see our detailed guide on Difluprednate side effects.

How Much Does Difluprednate Cost?

Difluprednate can be expensive, especially at brand-name prices:

• Brand-name Durezol: $250–$400 per 5 mL bottle without insurance
• Generic Difluprednate with discount card: $45–$120 per 5 mL bottle
• Average retail without discounts: Around $303

Insurance Coverage

• Brand Durezol is typically placed on Tier 3 (preferred brand) with higher copays
• Generic Difluprednate usually falls on Tier 1 or Tier 2 with lower copays
• Some plans require step therapy through Prednisolone Acetate first
• Prior authorization may be required for brand-name Durezol

Ways to Save

• Novartis copay savings card: For commercially insured patients, available at copay.novartispharma.com
• Novartis Patient Assistance Foundation (NPAF): Free Durezol for eligible uninsured or underinsured patients at pap.novartis.com
• Prescription Hope: Offers Durezol for $70/month
• Discount cards: SingleCare, GoodRx, and others can significantly reduce generic prices

For a comprehensive guide, see our post on how to save money on Difluprednate.

Current Availability

Difluprednate has been in an active shortage since April 2024. Generic manufacturer Exelan placed its product on long-term back order with no estimated release date. This means finding the medication may require some extra effort.

If your pharmacy is out of stock, check our guides on how to find Difluprednate in stock and how to check pharmacy availability without calling. You can also use Medfinder to search real-time availability near you.

Final Thoughts

Difluprednate is a highly effective ophthalmic corticosteroid that plays an important role in managing post-surgical eye inflammation and uveitis. While it's more potent than many alternatives, that potency comes with a need for careful monitoring — particularly for intraocular pressure and signs of infection.

If you've been prescribed Difluprednate, follow your doctor's instructions closely, attend all follow-up appointments, and don't hesitate to reach out if you experience any concerning side effects. And if you're having trouble finding it, Medfinder can help.