Recent research supports the use of 2% chlorhexidine and 70% alcohol swabs for IV and venipuncture site cleaning. A study published in the American Journal of Infection Control in 2021 concluded that ...
Mouth swab drug tests use a saliva sample to check for the presence of drugs or alcohol. You should not eat or drink for 10 minutes before a mouth swab drug test and make sure nothing is in your mouth ...