Ocupin 1% Eye Drop contains Atropine Sulfate 1%, a potent mydriatic and cycloplegic agent. It is commonly used in eye care for inducing pupil dilation (mydriasis) and paralysis of the ciliary muscle (cycloplegia), primarily during eye exams to check for refractive errors. The drop is also used in treating inflammatory conditions such as uveitis, iritis, and cyclitis. The preservative Benzalkonium Chloride is present in a concentration of 0.01%.