MEDTOX Scientific Announces Second Quarter Conference Call

ST. PAUL, Minn., July 7, 2009 (GLOBE NEWSWIRE) -- MEDTOX Scientific, Inc.
(Nasdaq:MTOX), announced today that it will hold a teleconference to discuss
second quarter results on Wednesday, July 15, at 9:30 a.m. Central Time (10:30
a.m. Eastern). During the conference call, the Company may discuss and answer
questions concerning business and financial developments and trends. The
Company's responses to questions, as well as other matters discussed during the
conference call, may contain or constitute information that has not been
disclosed previously. MEDTOX is scheduled to release financial results for the
quarter at approximately 6:00 a.m. Central Time on July 15.

To access the teleconference, dial (888) 349-9587 ten minutes before the
scheduled start time on July 15. International callers may access the call by
dialing (719) 457-2714. Callers should ask for the MEDTOX quarterly conference
call, hosted by Dick Braun, president and CEO of MEDTOX.

A simultaneous webcast of the conference call will be available on the MEDTOX
website in the "investors" section at www.medtox.com. An audio replay of the
conference call will be available through July 22 by dialing (888) 203-1112,
passcode # 4359575. International callers may access the replay at (719)
457-0820, with the same passcode # 4359575.

MEDTOX Scientific, Inc., headquartered in St. Paul, Minn., is a provider of high
quality specialized laboratory testing services and on-site/point-of-collection
testing (POCT) devices. The company also supports customers with complete
logistics, data and program management services. MEDTOX is a leader in providing
esoteric laboratory testing services to hospitals and laboratories nationwide.
This includes both central laboratory and bio-analytical testing for
pharmaceutical clinical trials. MEDTOX develops and manufactures diagnostic
devices for quick and economical on-site/point-of-collection analysis for
drugs-of-abuse, therapeutic drugs and biological and agricultural toxins and
provides employment drug screening and occupational health testing. For more
information see www.medtox.com.

The MEDTOX Scientific, Inc. logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=3264

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CONTACT: MEDTOX Scientific, Inc.
Paula Perry
(877) 715-7236
402 West County Road D
St. Paul, MN 55112