1 Glyburide can cause low blood sugar (hypoglycemia) in some people. 2  This has been more common in elderly people and in people with adrenal, pituitary, liver, or kidney problems, as well as during fasting before surgery and after prolonged exercise. Glyburide is considered a pregnancy Category B or C medication, depending on the type of glyburide prescribed. 2  This means that the drug may or may not be safe for use during pregnancy. 3  Talk to your healthcare provider before using glyburide during pregnancy (see Glyburide and Pregnancy) .
Best Answer: A p.o. Box is instead of getting mail and letters at your home...you have it sent to a post office...and they keep a box for you at the post office...and you go pick up the mail at the post office in a box they keep for you. Source(s):
wikiHow to Remove a Knock Out from an Electrical Box. A knock out or KO is a partially stamped opening in electrical enclosures that allows quick entry of a wire, cable or pipe via connector or fitting to the interior. With the right information and technique, you should be able to remove a KO from electrical panels and other electrical enclosures without any problems. Steps.