Can Ibuprofen Cause False Positive Reading For PCP?

Posted on Thu, 29 Oct 2015

Medically reviewed by Ask A Doctor - 24x7 Medical Review Team

Thu, 29 Oct 2015 Answered on

Wed, 18 Nov 2015 Last reviewed on

Question : Can taking Ibuprofen for pain cause a false positive reading for PCP with being given a drug test, knowing I have never ever taken or used what is called PCP. Also I was taking Hydrocodone after a surgical procedure would that also cause a positive reading for PCP, I know it would show a opiate reading

Answered by Dr. Dr. Chintan Solanki (41 minutes later)

Brief Answer:
yes ibuprofen can cause false positive reading for PCP

Detailed Answer:
Hello xxxxxxxx,

Thanks for writing to us.

Yes ibuprofen can cause false positive reading for PCP.

Check the below link:

http://www.yyyyy.gov/downloads/AdvisoryCommittees/CommitteesMeetingMaterials/yyyyyyyyyyyyyy/yyyyyyyyyyyyyyyyyyyyyyyye/yl/UCM348937.pdfyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

Page 8 bottom paragraph.

Other drugs causing false positive results are also mentioned there.

Other drugs are in below article:

http://www.yyyyyyyyy/yyyyyyyyy/0000

Hope I have answered your query, I will be happy to help further.
Regards,
Dr.Chintan Solanki.

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Above answer was peer-reviewed by : Dr. Chakravarthy Mazumdar