Actelion Pharmaceuticals Ltd (SWF:ATLN) Actelion To Discuss Financial 9 Month Results 2008 With Development pipeline Update

Actelion Pharmaceuticals Ltd (SWF:ATLN) Corporate news announcement processed and transmitted by Hugin AS. The issuer is solely responsible for the content of this announcement. ---------------------------------------------------------------------- -------------- Actelion senior management to host Q & A session.



Dear Member of the Investment Community

Actelion Ltd will announce the financial 9 month Results 2008 on Tuesday, 21 October 2008, at 07.00 hrs CEST / 06.00 hrs BST / 01.00 a.m. EDT. An investor conference call & webcast will be held at 15.30 hrs, CEST to discuss the results. In addition, the company will provide an update of Actelion's development pipeline.

To discuss the results, Actelion will host an Investor Conference Call / Webcast as follows:

Date/Time:

21 October 2008 15.30 hrs - 16.45 hrs Basel (CEST) 14.30 hrs - 15.45 hrs U.K. (BST) 09.30 a.m. - 10.45 a.m. U.S. (EDT)

Conference Call Connect #: Dial-in participants should start calling the number below 10-15 minutes before the Conference is due to start.

Dial: Europe: +41 44 580 64 03 U.K.: +44 203 14 74 753 U.S.: +1 866 92 86 044

Participant's mode: Listen-Only with possibility to open individual lines during Q&A session. Participants will be asked for their Name and Company.

Webcast Access: Webcast participants should visit the Actelion website for further details http://www.actelion.com/ 10-15 minutes before the conference is due to start. If you experience any access problems go directly to the URL: http://gaia.world-television.com/actelion/20081021/trunc

Participant's mode: Listen-Only with possibility to ask individual questions by clicking on the Q&A button. Participants will be asked to provide their Name and Company.

Webcast Replay: The archived Investor Webcast will be available for replay through http://www.actelion.com/ approximately 60 minutes after the call has ended.

--- End of Message ---

Actelion Pharmaceuticals Ltd Gewerbestrasse 16 Allschwil Switzerland

WKN: 936767; ISIN: CH0010532478; Index: SBIOM, SLIFE, SMCI, SMIEXP, SMIM, SPI, SPIEX; Listed: Main Market in SWX Swiss Exchange;



LINK: http://hugin.info/131801/R/1260577/275874.pdf

Actelion Pharmaceuticals Ltd

http://www.actelion.com

ISIN: CH0010532478

Stock Identifier: XSWX.ATLN

US: OTC:ALIOF