BEPOTASTINE BESILATE OPHTHALMIC SOLUTION 1.5%

Bepotastine besilate ophthalmic solution 1.5% is a sterile, topically administered drug for ophthalmic use. Each mL of bepotastine besilate ophthalmic solution contains 15 mg bepotastine besilate. Bepotastine besilate is designated chemically as (+) -4-[[(S)-p-chloro-alpha -2-pyridylbenzyl]oxy]-1-piperidine butyric acid monobenzenesulfonate. The chemical structure for bepotastine besilate is: Bepotastine besilate is white or pale yellowish crystalline powder. The molecular weight of bepotastine besilate is 547.06 daltons. Bepotastine besilate ophthalmic solution is supplied as a sterile, aqueous 1.5% solution, with a pH of 6.8. The osmolality of bepotastine besilate ophthalmic solution 1.5% is approximately 290 mOsm/kg. Each mL Bepotastine besilate ophthalmic solution 1.5% contains: Active: bepotastine besilate 15 mg (equivalent to 10.7 mg bepotastine) Preservative: benzalkonium chloride 0.005% Inactives: monobasic sodium phosphate dihydrate, sodium chloride, sodium hydroxide to adjust pH, and water for injection, USP. bepotastine-structure

INDICATIONS & USAGE Bepotastine besilate ophthalmic solution 1.5% is a histamine H1 receptor antagonist indicated for the treatment of itching associated with signs and symptoms of allergic conjunctivitis. Bepotastine besilate ophthalmic solution is a histamine H1 receptor antagonist indicated for the treatment of itching associated with allergic conjunctivitis.

DOSAGE & ADMINISTRATION Instill one drop of bepotastine besilate ophthalmic solution into the affected eye(s) twice a day. Remove contact lenses prior to instillation of bepotastine besilate ophthalmic solution. Instill one drop into the affected eye(s) twice a day. (2) Remove contact lenses prior to instillation of Bepotastine besilate ophthalmic solution.

Bepotastine besilate ophthalmic solution is contraindicated in patients with a history of hypersensitivity reactions to bepotastine or any of the other ingredients [ see Adverse Reactions (6.2) ]. Hypersensitivity to any component of this product.

The most common adverse reaction occurring in approximately 25% of patients was a mild taste following instillation. Other adverse reactions which occurred in 2 to 5% of subjects were eye irritation, headache, and nasopharyngitis. ( 6.1 ). To report SUSPECTED ADVERSE REACTIONS, contact Alembic Pharmaceuticals Inc. at 1-866-210-9797 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch 6.1 Clinical Trial Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in clinical practice. The most common reported adverse reaction occurring in approximately 25% of subjects was a mild taste following instillation. Other adverse reactions occurring in 2 to 5% of subjects were eye irritation, headache, and nasopharyngitis. 6.2 Post-Marketing Experience Hypersensitivity reactions have been reported rarely during the post-marketing use of bepotastine besilate ophthalmic solution. Because these reactions are reported voluntarily from a population of unknown size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. The hypersensitivity reactions may include itching, body rash, and swelling of lips, tongue and/or throat.