UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): May 20, 2005
VERTEX PHARMACEUTICALS INCORPORATED
(Exact name of registrant as specified in its charter)
MASSACHUSETTS | 000-19319 | 04-3039129 |
130 Waverly Street
Cambridge, Massachusetts 02139
(Address of principal executive offices) (Zip Code)
(617) 444-6100
Registrant’s telephone number, including area code:
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
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| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
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| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
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| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
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| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Item 8.01. Other Events.
On May 10, 2005, Vertex Pharmaceuticals Incorporated (the “Company”) issued a press release that announced interim results indicating that the Company’s investigational oral hepatitis C virus (“HCV”) protease inhibitor, VX-950, was well-tolerated and demonstrated potent antiviral activity in a Phase Ib clinical trial. A copy of that press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.
On May 17, 2005, the Company issued a press release that described the results of the Phase Ib clinical trial in further detail. A copy of that press release is attached hereto as Exhibit 99.2 and is incorporated herein by reference.
Item 9.01. Financial Statements and Exhibits.
(c) Exhibits
Exhibit |
| Description of Document |
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99.1 |
| Press Release of Vertex Pharmaceuticals Incorporated, dated May 10, 2005, titled “Vertex Pharmaceuticals Reports that VX-950, an Investigational Oral Hepatitis C Protease Inhibitor, Displays Potent Antiviral Activity in Early Clinical Study”. |
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99.2 |
| Press Release of Vertex Pharmaceuticals Incorporated, dated May 17, 2005, titled “Vertex Pharmaceuticals Reports that Oral Hepatitis C Protease Inhibitor, VX-950, Dramatically Reduces Viral Levels in Phase Ib Clinical Study”. |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| VERTEX PHARMACEUTICALS INCORPORATED |
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Date: May 20, 2005 | /s/ Kenneth S. Boger |
| Kenneth S. Boger |
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