Alrex (Loteprednol Etabonate Ophthalmic Suspension) Drug Overview and Uses for Patients and Caregivers at RxList

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May 24, 2012

Alrex

Allergy Drugs: Prescription and OTC »

Allergy medications overview

The arsenal of allergy drugs includes dozens of medications that relieve allergy symptoms when confronted with a trigger known as an allergen. That trigger could be something from a plant, such as pollen, or something from an animal (pet dander, dust mites, cockroaches). Other allergy triggers include certain fragrances or chemical substances.

What causes a person's allergic reaction is highly individual. But the reactions are often universal: swelling and inflammation, especially around the eyes, nose, and throat, usually accompanied by itching.

Some allergy medications work against the effects of histamines, which are released during an allergic reaction. Other medications reduce swelling, affect the immune system, or affect release of other substances associated with allergic reactions.

Many allergy drugs are available without a prescription.

For what conditions are allergy medicatio...

Read the Allergy Drugs: Prescription and OTC article »

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Alrex

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Alrex
(loteprednol etabonate) Ophthalmic Suspension 0.2%

STERILE OPHTHALMIC SUSPENSION

DRUG DESCRIPTION

ALREX® (loteprednol etabonate ophthalmic suspension) contains a sterile, topical anti-inflammatory corticosteroid for ophthalmic use. Loteprednol etabonate is a white to off-white powder.

Loteprednol etabonate is represented by the following structural formula:

ALREX® (loteprednol etabonate) structural formula illustration

Chemical Name:

chloromethyl 17α-[(ethoxycarbonyl)oxy]-11β-hydroxy-3-oxoandrosta-1,4-diene-17β-carboxylate

Each mL contains:

ACTIVE: Loteprednol Etabonate 2 mg (0.2%);

INACTIVES: Edetate Disodium, Glycerin, Povidone, Purified Water and Tyloxapol. Hydrochloric Acid and/or Sodium Hydroxide may be added to adjust the pH to 5.4-5.5. The suspension is essentially isotonic with a tonicity of 250 to 310 mOsmol/kg. PRESERVATIVE ADDED: Benzalkonium Chloride 0.01%.

Last reviewed on RxList: 6/16/2009
This monograph has been modified to include the generic and brand name in many instances.