Mims,
will present an overview of the Company at the Scotia Capital Healthcare and
Biotechnology Conference held in Toronto.com .

"Safe Harbor" statement under the Private Securities Litigation Reform
--------------------------------------------------------------- -------
Act of 1995.

Contacts:
Cindy R.

media topix

ET. CF is much less frequent in
Asian Americans (carried by 1 in 90), in African Americans (1 in 65), and in
Hispanic Americans (1 in 46). These mutations represent the most common
genetic mutations in North America and include the mutations recommended by
the American College of Medical Genetics (ACMG)., Director of the
Molecular Diagnostic Laboratory at The Blood Center.

cystic treatments

In addition, the Signature
Script software will assist our laboratory in monitoring the quality control
of this complex genetic test," said Daniel Bellissimo Ph. The signing of this agreement reinforces Ambion Diagnostics'
commitment to Molecular Diagnostics by providing reliable and easy-to-use
solutions for genetic testing," said Dr. DuChateau, Ph.

sources conditions

0 ASR , adapted for a bead array platform, can be used
to identify 25 mutations and 6 variants of the cystic fibrosis transmembrane
conductance regulator (CFTR) gene.
"We are very pleased to work with an institution that has the scientific
expertise and excellent reputation as that of The Blood Center of Southeastern
Wisconsin.

fibrosis recent

Its common shares are listed on the Toronto Stock Exchange under the
symbol "AXP" and on the NASDAQ National Market under the symbol "AXCA".
(512) 651-0200

Brian K.

net media

About The Blood Center of Southeastern Wisconsin
The Blood Center of Southeastern Wisconsin is a multi-faceted, world-
renowned organization focused on diagnostic testing, blood collection,
treatment, and research.

diseases format

Director, Development + cGMP Operations
Ambion Diagnostics of Ambion, Inc.

fibrosis cystic

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To the extent any statements made in this release contain information
that is not historical, these statements are essentially forward looking and
are subject to risks and uncertainties, including the difficulty of predicting
FDA and other regulatory approvals, acceptance and demand for new
pharmaceutical products, the impact of competitive products and pricing, new
product development and launch, reliance on key strategic alliances,
availability of raw materials, the regulatory environment, fluctuations in
operating results and other risks detailed from time to time in the Company's
filings with the Securities and Exchange Commission and the Canadian
Multijurisdictional Disclosure System., develops, manufactures and
markets innovative products to detect diseases and enable the development of
pharmaceuticals .

easy use

Axcan Pharma to Present at Scotia Capital Pharmaceutical and Biotechnology Conference in Toronto

The Signature CF 2. It leverages the core technologies and RNA expertise of
Ambion's Research Product Division to provide solutions for the clinical and
healthcare industries.

biospace developments

With a commitment to quality, Ambion Diagnostics is
QSR/ISO compliant and FDA registered.

biospace diverse

The Signature CF 2. The organization 's mission is to save patients' lives by
providing diagnostic testing, blood products, medical expertise and scientific
discovery.

media biospace

This presentation will take place at
9:45 A. Jeff Williams, General Manager of
Ambion Diagnostics.

kept easy

Cystic Fibrosis is one of the most common genetic disorders in Caucasian
populations, carried by about 1 in 29 individuals. The Diagnostic Laboratories develop and perform
highly specialized tests on patient samples from throughout the United States
and the world. WalkerPeach, Ph.

easy cystic

M.axcan.0 ASR
for cystic fibrosis mutation screening, the Company will soon release an
Ashkenazi Carrier Panel screening product for the simultaneous detection of
multiple genetic diseases associated with Jewish Heritage.

date kept

(Austin, TX) announces the adoption of its first
molecular genetic test, Signature(TM) CF 2.D., D(ABMLI)
Director, Product Development, Diagnostic Laboratories
The Blood Center of Southeastern Wisconsin
(414) 937 6379

use health

TSX SYMBOL (Toronto Stock Exchange): AXP
NASDAQ SYMBOL (NASDAQ National Market): AXCA

MONT SAINT-HILAIRE, QC, April 20 - Axcan Pharma
Inc.

up diseases

"As the one of the leading centers for molecular diagnostics and genetic
testing in Wisconsin, the addition of cystic fibrosis testing is an important
step in expanding the genetic services offered at the Blood Center of
Southeastern Wisconsin.0 ASR has a
reliable, rapid and easy-to-use format that will enable us to deliver
outstanding service to the patients that we serve.D.

media health

Axcan's products are marketed by its own sales force in North America and
Europe.

Ambion Diagnostics First Molecular Test Adopted by The Blood Center of Southeastern Wisconsin

collected date

Interested parties can access the audio webcast of the presentation on
the Company's website at http://www.

Axcan is a leading specialty pharmaceutical company involved in the field
of gastroenterology. Ambion Diagnostics ' Signature CF 2.

media use

("Axcan" or the "Company") today announced that on Tuesday, April 26,
2005, its Executive Vice-President and Chief Operating Officer, David W.

AUSTIN, Texas and MILWAUKEE , Ambion Diagnostics, a
division of Ambion, Inc. The American College of Obstetrics and
Gynecology (ACOG) now recommends that obstetrician-gynecologists make DNA
screening for cystic fibrosis available to all couples seeking preconception
or prenatal care -- not just those with a personal or family history of
carrying the CF gene, as previously recommended.

News releases on recent developments and treatments.

news conditions

0 ASR, by The Blood Center of
Southeastern Wisconsin.

releases easy

genetic conditions

diseases conditions

The Company markets a broad line of prescription products
sold for the treatment of symptoms in a number of gastrointestinal diseases
and disorders such as inflammatory bowel disease, irritable bowel syndrome,
cholestatic liver diseases and complications related to cystic fibrosis.0 ASR, for the detection of
mutations in the gene associated with cystic fibrosis (CF), represents a new
generation of molecular diagnostic tests that brings simplicity and speed to
genetic testing.

About Ambion Diagnostics
Ambion Diagnostics, a division of Ambion, Inc. In addition to its Signature CF 2. Customers rely on The
Blood Center Diagnostic Laboratories for expert assistant to solve complicated
clinical cases.

easy date

They include genetic testing, matching potential organ donors
and recipients, detecting risk factors for cancer and heart disease, and
identifying various bleeding and clotting disorders.D.