Halozyme Therapeutics, Inc. to Present at Upcoming Investor Conferences

SAN DIEGO, Oct. 22 /PRNewswire-FirstCall/ -- Halozyme Therapeutics, Inc. , a biopharmaceutical company developing and commercializing products targeting the extracellular matrix, today announced that it will present at three upcoming investor conferences:

-- BIOCOM Investor Conference to be held at the Hyatt Regency in La Jolla, Calif. on Monday, October 27, 2008 at 2:00 p.m. PDT (5:00 p.m. EDT);

-- Oppenheimer's 19th Annual Healthcare Conference to be held at the Waldorf-Astoria Hotel in New York on Monday, November 3, 2008 at 10:40 a.m. EST (7:40 a.m. PST); and

-- Lazard Capital Markets 5th Annual Healthcare Conference to be held at the St. Regis Hotel in New York on Tuesday, November 18, 2008 at 2:40 p.m. EST (11:40 a.m. PST).

Interested parties can access a live audio webcast and accompanying slides of the conference presentations via the internet by visiting the Investor Relations section of Halozyme's website at http://www.halozyme.com. Archived presentations will be available on the website for 30 days following the presentation dates.

About Halozyme Therapeutics, Inc.

Halozyme is a biopharmaceutical company developing and commercializing products targeting the extracellular matrix for the drug delivery, metabolism, oncology, and dermatology markets. The company's portfolio of products and product candidates is based on intellectual property covering the family of human enzymes known as hyaluronidases. The company's Enhanze(TM) Technology is a novel drug delivery platform designed to increase the absorption and dispersion of biologics. Its key partnerships are with Roche to apply Enhanze Technology to Roche's biological therapeutic compounds for up to 13 targets and with Baxter to apply Enhanze Technology to Baxter's biological therapeutic product, GAMMAGARD LIQUID 10%. In addition, the company has received FDA approval for two products: Cumulase(R), for use in in-vitro fertilization, and HYLENEX, for use as an adjuvant to increase the absorption and dispersion of other injected drugs and fluids. HYLENEX is partnered with Baxter International Inc. Halozyme also has a number of additional enzymes in its portfolio that target significant areas of unmet medical need. For more information visit http://www.halozyme.com.

CONTACT: Robert H. Uhl, Senior Director, Investor Relations of Halozyme,
+1-858-704-8264, ruhl@halozyme.com; or media, Karen Sparks, ext. 275,
karen@mentus.com, or Joleen Schultz, ext. 215, jschultz@mentus.com, both of
Mentus, +1-858-455-5500, for Halozyme Therapeutics, Inc.

Web site: http://www.halozyme.com/

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