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Drug Detection and Deterence

Welcome to the Navy Drug Detection and Deterre​nce (DDD) (OPNAV N170D)

Your site for information and assistance to support individual and command drug use prevention efforts.
Our Mission
Our mission is to support Fleet readiness by fighting drug use.
Hemp and CBD Product Guidance
ALNAV 074/20 clarifies Navy's prohibition on the use of hemp-derived products including but not limited to cannabidiol (CBD). Read the ALNAV here. Check out our fact sheet with information and FAQs on hemp and CBD products. Download and disseminate the fact sheet from here.
New Webinar Schedule
N170D webinars are resuming, and the new schedule is comprised of weekly webinars to assist in the transition from the current to the new IFTDTL and from NDSP to Web DTP. The schedule then shifts to bi-weekly. Please plan to attend one of the two sessions conducted on the scheduled day. Please call or email our office if you have questions. The new schedule can be found here.
September DDD Newsletter
Check out the latest news from Navy Drug Detection and Deterrence. Read up on the risks of using CBD for psychological health, learn more about National Recovery Month, and find out how to get Red Ribbon Week banners to promote RRW 2020, plus find messages to share, upcoming events and more. Download the September newsletter
COVID-19 (Coronavirus) Updates and OPNAV N170D Response
Please send all iFTDTL and NDSP/UPC inquiries to the respective email addresses below, or call the Support Desks and leave a voicemail message if not answered immediately. OPNAV N170D staff is teleworking and limited to answering one line at a time.

iFTDTL support: (901) 874-2458; MILL_DTADMIN@NAVY.MIL
Command letters of determination:  MILL_N170D_DDR@NAVY.MIL
Synthetic drug testing: (901) 874-4232; MILL_SDTESTREQ@NAVY.MIL
ADMITS: (901) 874-4214; MILL_N17_ADMITS@NAVY.MIL
USMC: (703) 784-9526
NDSP support/password reset: (901) 874-4204; MILL_NDSP@NAVY.MIL
September is Suicide Prevention Month
Reaching out to a fellow Sailor, friend or family member struggling with psychological health can save a life. And you should know when to reach out for help when you need it, too. Knowing how to identify risk factors and warning signs of suicide for yourself and for others is important. September is Suicide Prevention Month. Find resources to learn more and help strengthen local Suicide Prevention efforts from Navy Suicide Prevention at
Quick Links
Handbooks and Guides
Department of the Navy
21st Century Sailor Office
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Millington, TN 38055-6000
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Last Modified: 9/25/2020 1:40 PM
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