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2 answers

yes, drugs like sudafed, and certain allergy drugs can do that.

2007-01-11 19:05:09 · answer #1 · answered by kallmetigger 4 · 0 0

There are many. Anything with ephedrine or pseudoephedrine can cause a false positive. A lot of cough/cold type medicines contain this.

2007-01-12 03:18:15 · answer #2 · answered by Chrysalia 3 · 0 0

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