 [ Symptoms ] can you pass a urine test by using alka seltzer  baking soda [ Disease ] you want me to tell you how to cheat a urine drug test even if i knew the tricks i am not sure that i would share it drug tests are done for a reason impaired employees are more likely to become injured or injure someone else i can not imagine how baking soda or alka seltzer would mask illicit drugs since tests are so much more sophisticated and accurate now would not it just be easier not take use drugs in the first place