What is the primary purpose of this 8-K filing?

The primary purpose of this 8-K filing is to disclose information through an exhibit of Frequently Asked Questions and Answers (FAQs) dated September 30, 2005, and to furnish this exhibit as required by Regulation FD.

Where can investors find the Frequently Asked Questions and Answers mentioned in the filing?

The Frequently Asked Questions and Answers (FAQs), dated September 30, 2005, are available as Exhibit 99.1 to this 8-K and are also posted on the Schering-Plough Corporation website at www.schering-plough.com under the 'investor relations/investor FAQs' section.

Does Merck & Co. (MRK) have an obligation to update the information provided in the FAQs?

No, Schering-Plough Corporation (whose FAQs are being furnished) undertakes no obligation to update the FAQs. Investors are advised to note the date of the information when referring to it.

Does this filing contain any new financial statements or significant business updates for Merck?

This filing does not appear to contain new or updated financial statements for Merck & Co. beyond the information that may be included within the furnished FAQs from Schering-Plough. The filing's focus is on disclosing existing FAQs.

MRK 8-K: Regulation FD — Sep 30, 2005

Summary

Merck & Co., Inc. (MRK) filed an 8-K on September 30, 2005, primarily to furnish an exhibit containing Frequently Asked Questions and Answers (FAQs) dated September 30, 2005. This exhibit, designated as Exhibit 99.1, is available on the Schering-Plough Corporation website under investor relations. Investors should note that this filing serves as a disclosure mechanism for information considered relevant by Schering-Plough, though Merck is the primary registrant in this filing. The company explicitly states no obligation to update these FAQs, emphasizing the importance of considering the date of the information provided. This 8-K does not contain new financial statements or material business updates beyond the FAQs.

Key Highlights

1Filing Date: September 30, 2005
2Purpose: Regulation FD Disclosure and submission of exhibits.
3Key Exhibit: Exhibit 99.1 - Frequently Asked Questions and Answers dated September 30, 2005.
4Information Source: FAQs are available on the Schering-Plough Corporation website (www.schering-plough.com) in the investor relations section.
5No Update Obligation: Schering-Plough disclaims any duty to update the provided FAQs.
6Focus on Historical Data: Investors are advised to consider the date of information when reviewing the FAQs and other historical data.
7No New Financials: The 8-K does not include updated financial statements beyond what is contained within the referenced FAQs.