Notice to the Annual General Meeting of Swedish Orphan Biovitrum AB, Thursday April 28, 2011

NOT FOR DISTRIBUTION, DIRECTLY OR INDIRECTLY, IN OR INTO AUSTRALIA, CANADA,
JAPAN, HONG KONG, SINGAPORE, SOUTH AFRICA, SWITZERLAND OR THE UNITED STATES OR
IN ANY JURISDICTION IN WHICH THE DISTRIBUTION OR RELEASE WOULD BE UNLAWFUL.

Swedish Orphan Biovitrum AB announces by a press release the contents of the
notice to the Annual General Meeting 2011. The notice includes, among other
things, the following.

  * The Board proposes that the Annual General Meeting approves the Board's
    resolution on a rights issue of common shares with preferential rights for
    the shareholders and amends the limits of share capital and number of shares
    in the Articles of Association.
  * The Board proposes a performance based, long-term share program for 2011
    comprising proposals regarding an amendment of the Articles of Association,
    an authorization for the Board to resolve on a directed issue of series C
    shares and an authorization for the Board to repurchase issued series C
    shares. The Board further proposes that the Annual General Meeting resolves
    to transfer own shares for the purpose of fulfilling the commitments under
    the company's share programs.

Attachment:

- Notice to the Annual General Meeting 2011 of Swedish Orphan Biovitrum AB

For further information:

Kenneth Rooth, CEO
Phone: +46 8 697 20 00

The above information has been made public in accordance with the Securities
Market Act and/or the Financial Instruments Trading Act. The information was
released for public distribution at 8:35 AM CET on 29 March, 2011.

IMPORTANT INFORMATION

The information in this press release is not intended for distribution,
publication or public release, directly or indirectly, in or into Australia,
Canada, Hong Kong, Japan, Singapore, South Africa, Switzerland, the United
States or any other jurisdiction where the distribution of this press release
may be unlawful. The distribution of this announcement may be restricted by law
in certain jurisdictions and persons into whose possession any document or other
information referred to herein comes should inform themselves about and observe
any such restriction.

The information in this press release is not an offer to sell or a solicitation
to buy shares. This press release is not a prospectus under the Prospectus
Directive 2003/71/EC. A prospectus will be prepared and published in accordance
with the Prospectus Directive and will thereafter be made available by the
Company. Investors shall not subscribe for securities referred to in this press
release other than on the basis of the information which will be included in
such prospectus.

The information in this press release does not constitute or form a part of any
offer or solicitation to purchase or subscribe for securities in the United
States. The securities mentioned herein have not been, and will not be,
registered under the United States Securities Act of 1933 (the "Securities
Act"). The securities mentioned herein may not be offered or sold in the United
States unless they are registered under the Securities Act or pursuant to an
available exemption therefrom.. There will be no public offer of securities in
the United States.

The information in this press release may not be forwarded or distributed to any
other person and may not be reproduced in any manner whatsoever. Any forwarding,
distribution, reproduction, or disclosure of this information in whole or in
part may be prohibited. Failure to comply with these instructions may result in
a violation of the Securities Act or the applicable laws of other jurisdictions.

This press release may contain forward-looking statements. Words such as
"expect", "believe", "estimate", "plan" and "forecast" in this press release are
intended to indicate forward-looking statements. These forward looking
statements reflect the current expectations on future events of the management
at the time such statements are made, but are made subject to risks and
uncertainties. All these forward-looking statements are based on the
expectations and assumptions of the management and are deemed reasonable but
uncertain and difficult to predict. Actual outcomes and results may differ
significantly from the forward looking statements. The Company does not intend,
nor undertakes, to update any such forward looking statements.