Vacuum the carpet thoroughly
Sprinkle baking soda evenly over the carpet
Let the baking soda sit for several hours or overnight
Vacuum the carpet again
Mix equal parts white vinegar and water in a spray bottle
Lightly mist the carpet with the solution
Allow the carpet to air dry completely
Use a carpet deodorizing powder
Place bowls of baking soda nearby to absorb odors
Open windows or use fans to improve airflow
Clean spills and pet accidents immediately
Shampoo the carpet if odors persist
Use an enzymatic cleaner for pet odors
Repeat the deodorizing process as needed