Allscripts Executives to Speak at Four Investor Conferences in Coming Months

CHICAGO, April 22 /PRNewswire-FirstCall/ — Allscripts, the leading
provider of clinical software, connectivity and information solutions that
physicians use to improve healthcare, announced today that it will report its
earnings for the three months ended March 31, 2008 after the stock market
closes on Wednesday, April 30, 2008. At 4:30 PM Eastern Daylight Time on the
same day, Allscripts management will host a conference call and webcast to
discuss the company’s earnings and other information.

The earnings announcement will be distributed via PR Newswire immediately
after the market closes on the afternoon of April 30th. The release will also
be available on the company’s website at https://www.allscripts.com. To listen
to the conference call broadcast, participants may log onto
https://www.allscripts.com. It is recommended that participants log onto the
website approximately 15 minutes prior to the start of the conference call to
download and install any necessary software. The conference call also can be
accessed by dialing (800) 374-1376 and requesting the Allscripts earnings
call. A Microsoft Windows Media Player web replay will be available three
hours after the conclusion of the call for a period of two weeks at
https://www.allscripts.com or by calling (800) 642-1687, ID # 44636385.

(Minimum requirements to listen to the broadcast are: Microsoft Windows
Media Player software, downloadable free from
http://windowsmedia.com/download/download.asp, an Internet connection with a
minimum speed of 28.8Kpbs, and speakers or earphones).

Allscripts will present at the following investor events during the second
quarter of 2008:

• May 19 at the 7th Annual JMP Securities Research Conference in San
  Francisco

• June 17 at the Capstone Investments Conference in Milwaukee
• June 19 at the William Blair Healthcare Conference in Chicago
• June 24 at the Jefferies 2nd Annual Healthcare Conference in New York

The presentations may be accessed live or as archived files at
https://www.allscripts.com under the “Company” section (click “Investor
Relations”).

About Allscripts

Allscripts (Nasdaq: MDRX) is the leading provider of clinical software,
connectivity and information solutions that physicians use to improve
healthcare. The company’s unique solutions inform, connect and transform
healthcare, delivering improved care at lower cost. More than 40,000
physicians and thousands of other healthcare professionals in clinics,
hospitals and extended care facilities nationwide utilize Allscripts to
automate everyday tasks such as writing prescriptions, documenting patient
care, managing billing and scheduling, and safely discharging patients, as
well as to connect with key information and stakeholders in the healthcare
system. To learn more, visit Allscripts at https://www.allscripts.com.

This announcement may contain forward-looking statements about Allscripts
Healthcare Solutions that involve risks and uncertainties. These statements
are developed by combining currently available information with Allscripts
beliefs and assumptions. Forward-looking statements do not guarantee future
performance. Because Allscripts cannot predict all of the risks and
uncertainties that may affect it, or control the ones it does predict,
Allscripts’ actual results may be materially different from the results
expressed in its forward-looking statements. For a more complete discussion of
the risks, uncertainties and assumptions that may affect Allscripts, see the
Company’s 2007 Annual Report on Form 10-K, available through the Web site
maintained by the Securities and Exchange Commission at http://www.sec.gov.

SOURCE: Allscripts

CONTACT: Dan Michelson, Chief Marketing Officer, +1-312-506-1217,
dan.michelson@allscripts.com, or Todd Stein, Senior Manager, Public Relations,
+1-312-506-1216, todd.stein@allscripts.com, or William Davis, Chief Financial
Officer, +1-312-506-1211, bill.davis@allscripts.com, all of Allscripts/
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PRN Photo Desk, photodesk@prnewswire.com/
Web site: https://www.allscripts.com /
(MDRX)