LOS ANGELES — The parents of a 7-year-old girl on Tuesday sued the makers of Children's Motrin (search) and several other companies that distribute the painkiller, claiming their daughter lost her eyesight and suffered other severe side effects after taking the medication. The lawsuit, filed on behalf of Sabrina Brierton Johnson (search) of Los Angeles, seeks unspecified compensatory and punitive damages against health care giant Johnson & Johnson (JNJ), subsidiary McNeil Consumer & Specialty Pharmaceuticals, and several other firms, including retailers Ralphs Grocery and Albertsons Inc.'s Sav-On pharmacies.