Webcast Alert: Isis Pharmaceuticals' Second Quarter 2013 Financial Results Conference Call

  Webcast Alert: Isis Pharmaceuticals' Second Quarter 2013 Financial Results
                               Conference Call

PR Newswire

CARLSBAD, Calif., July 29, 2013

CARLSBAD, Calif., July 29, 2013 /PRNewswire/ -- Isis Pharmaceuticals, Inc.
(NASDAQ: ISIS) announces the following webcast:

What:   Isis Pharmaceuticals' Second Quarter 2013 Financial Results and
        Highlights Conference Call
When:   Tuesday, August 6, 2013 at 11:30 a.m. ET / 8:30 a.m. PT
Where: www.isispharm.com
How:    Live on the Internet. Simply log onto our website listed above.

If you are unable to participate during the live event, a replay of the
webcast will be available for a limited time at www.isispharm.com.

Isis is exploiting its leadership position in antisense technology to discover
and develop novel drugs for its product pipeline and for its partners. Isis'
broad pipeline consists of 28 drugs to treat a wide variety of diseases with
an emphasis on cardiovascular, metabolic, severe and rare diseases, and
cancer. Isis' partner, Genzyme, is commercializing Isis' lead product,
KYNAMRO™, in the United States for the treatment of patients with HoFH.
Genzyme is also pursuing marketing approval of KYNAMRO in other markets.
Isis' patents provide strong and extensive protection for its drugs and
technology. Additional information about Isis is available at

This press release includes forward-looking statements regarding Isis'
business and the therapeutic potential of Isis' technologies and products in
development. Any statement describing Isis' goals, expectations, financial or
other projections, intentions or beliefs, including the commercial potential
of KYNAMRO, is a forward-looking statement and should be considered an at-risk
statement. Such statements are subject to certain risks and uncertainties,
particularly those inherent in the process of discovering, developing and
commercializing drugs that are safe and effective for use as human
therapeutics, and in the endeavor of building a business around such drugs.
Isis' forward-looking statements also involve assumptions that, if they never
materialize or prove correct, could cause its results to differ materially
from those expressed or implied by such forward-looking statements. Although
Isis' forward-looking statements reflect the good faith judgment of its
management, these statements are based only on facts and factors currently
known by Isis. As a result, you are cautioned not to rely on these
forward-looking statements. These and other risks concerning Isis' programs
are described in additional detail in Isis' annual report on Form 10-K for the
year ended December 31, 2012, and its most recent quarterly report on Form
10-Q, which are on file with the SEC. Copies of these and other documents are
available from the Company.

In this press release, unless the context requires otherwise, "Isis,"
"Company," "we," "our," and "us" refers to Isis Pharmaceuticals and its

Isis Pharmaceuticals® is a registered trademark of Isis Pharmaceuticals, Inc.
Regulus Therapeutics™ is a trademark of Regulus Therapeutics Inc. KYNAMRO™ is
a trademark of Genzyme Corporation.

SOURCE Isis Pharmaceuticals, Inc.

Website: http://www.isispharm.com
Contact: D. Wade Walke, Ph.D., Executive Director, Corporate Communications
and Investor Relations, 760-603-2471, or Amy Blackley, Ph.D., Associate
Director, Corporate Communications, 760-603-2772
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