Use only the brand of this medicine that your doctor prescribed. Do not replace preservative-containing (CosoptÂ®) with the product without preservative (CosoptÂ® PF). CosoptÂ® PF eye drops is a sterile solution that does not contain any preservatives. Use the solution in the single-unit containers immediately after opening.
*Lewis Howard Latimer was born on this date in 1848. He was an African American inventor and innovator in the electric lighting industry. As a boy Latimer worked in his fatherâs barbershop in Chelsea, Massachusetts.
Books Advanced Search New Releases Best Sellers The New York TimesÂ® Best Sellers Children's Books Textbooks Textbook Rentals Sell Us Your Books Best Books of the Month Kindle eBooks. Barbara A. Lewis is a national award-winning author and educator who teaches kids how to think and solve real problems. Her students at Jackson Elementary School in Salt Lake City, Utah, initiated the cleanup of hazardous waste, improved sidewalks, planted thousands of trees, and fought crime.