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What Can Cause False Positive Cocaine Tests

Updated February 1, 2018
Can you update this thread? Please share your knowledge, experience, or questions about this subject. Post a Reply if you can help. Thank you!
deb Says:
Wed, August 31, 2016

Can povidone found in dihydrocodeine cause a false reading and a positive for cocaine?

1 Reply

1
Terri Says:
Thu, February 1, 2018

Can methotrexate give a false positive for cocaine?

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