Acular LS (Ketorolac Tromethamine Ophthalmic Solution) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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February 10, 2012

Acular LS

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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.

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Acular LS

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ACULAR LS™
(ketorolac tromethamine) Ophthalmic Solution 0.4% Sterile

DRUG DESCRIPTION

ACULAR LS™ (ketorolac tromethamine ophthalmic solution) 0.4% is a member of the pyrrolo-pyrrole group of nonsteroidal anti-inflammatory drugs (NSAIDs) for ophthalmic use.

Structural and Molecular Formula:

ACULAR LS (ketorolac tromethamine) Structural Formula Illustration

Chemical Name: (±)-5-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, compound with 2-amino-2-(hydroxymethyl)-1,3-propanediol (1:1)

Contains: Active: ketorolac tromethamine 0.4%. Preservative: benzalkonium chloride 0.006%. Inactives:sodium chloride; edetate disodium 0.015%; octoxynol 40; purified water; and hydrochloric acid and/or sodium hydroxide to adjust the pH.

ACULAR LS™ (ketorolac tromethamine ophthalmic solution) ophthalmic solution is supplied as a sterile isotonic aqueous 0.4% solution, with a pH of approximately 7.4. ACULAR LS™ ophthalmic solution is a racemic mixture of R-(+) and S-(-)-ketorolac tromethamine. Ketorolac tromethamine may exist in three crystal forms. All forms are equally soluble in water. The pKa of ketorolac is 3.5. This white to off-white crystalline substance discolors on prolonged exposure to light. The osmolality of ACULAR LS™ (ketorolac tromethamine ophthalmic solution) ophthalmic solution is approximately 290 mOsml/kg.

What are the possible side effects of ketorolac ophthalmic (Acular, Acular LS, Acular PF, Acuvail)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a serious side effect such as:

severe burning, stinging, or itching of your eyes;
eye pain, redness, or watering;
vision changes, increased sensitivity to light;
white patches on your eyes; or
crusting or drainage from your...

Read All Potential Side Effects and See Pictures of Acular LS »

What are the precautions when taking ketorolac tromethamine ophthalmic solution (Acular LS)?

Before using ketorolac, tell your doctor or pharmacist if you are allergic to it; or to aspirin, other NSAIDs (e.g., ibuprofen, celecoxib); or if you have any other allergies. This product may contain inactive ingredients (such as preservatives like benzalkonium chloride), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: aspirin-sensitive asthma (a history of worsening breathing with runny/stuffy nose after taking aspirin or other NSAIDs).

Before using this medication, tell your doctor or pharmacist your medical history, especially of: bleeding problems, previous eye surgery,...

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Last reviewed on RxList: 2/13/2009
This monograph has been modified to include the generic and brand name in many instances.