DRUG DESCRIPTION. Cefazolin for Injection, USP is a semi-synthetic cephalosporin for parenteral administration. It is the sodium salt of (6R,7R)-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio] methyl]-8-oxo-7-[2-(1H-tetrazol-1- yl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2- carboxylic acid. Structural Formula:
The Seventh Season Of 'Parks And Recreation' Will Be Its Last. NBC has announced that the seventh season of Parks and Recreation will be its last.
List of national parks of the United States. The United States has 59 protected areas known as national parks that are operated by the National Park Service, an agency of the Department of the Interior. National parks must be established by an act of the United States Congress.