About Nimenrix and Mencevax

Nimenrix (meningococcal serogroups A, C, W-135 and Y conjugate vaccine) is a single-dose meningococcal ACWY-TT (tetanus toxoid) conjugated vaccine designed to protect against Neisseria meningitidis, an uncommon but highly contagious disease that can lead to disability and death. It is indicated for all age groups above one year of age. Launched three years ago, Nimenrix is currently registered and approved for sale in 63 countries across the European Economic Area (EEA 30), Canada, Australia and Emerging Markets, with registrations under review in another 17 countries across Africa, Asia, Eastern Europe and the Middle East.

Mencevax (meningococcal polysaccharide serogroups A, C, Y and W-135 vaccine) is a single-dose meningococcal ACWY unconjugated polysaccharide vaccine used to control outbreaks of meningococcal infection and for travelers in countries where the disease is endemic or highly epidemic. Mencevax is indicated for use across all age groups from 2 years of age, and is currently registered and approved in 78 countries across Africa, Asia, Australia, Europe, Latin America, Middle East and New Zealand.

About Pfizer Inc.

At Pfizer, we apply science and our global resources to bring therapies to people that extend and significantly improve their lives. We strive to set the standard for quality, safety and value in the discovery, development and manufacture of health care products. Our global portfolio includes medicines and vaccines as well as many of the world's best-known consumer health care products. Every day, Pfizer colleagues work across developed and emerging markets to advance wellness, prevention, treatments and cures that challenge the most feared diseases of our time. Consistent with our responsibility as one of the world's premier innovative biopharmaceutical companies, we collaborate with health care providers, governments and local communities to support and expand access to reliable, affordable health care around the world. For more than 150 years, Pfizer has worked to make a difference for all who rely on us. To learn more, please visit us at www.pfizer.com.

DISCLOSURE NOTICE

The information contained in this release is as of October 1, 2015. Pfizer assumes no obligation to update forward-looking statements contained in this release as the result of new information or future events or developments.

This release contains forward-looking information about the acquisition by Pfizer of GlaxoSmithKline’s quadrivalent meningococcal ACWY vaccines, Nimenrix and Mencevax, and the potential benefits thereof, that involves substantial risks and uncertainties that could cause actual results to differ materially from those expressed or implied by such statements. Risks and uncertainties include, among other things, the ability to realize the anticipated benefits of the acquisition; other business effects, including the effects of industry, market, economic, political or regulatory conditions; future exchange or interest rates; the uncertainties inherent in research and development; whether and when regulatory authorities in jurisdictions in which applications are pending will approve such applications, which will depend on the assessment by such regulatory authorities of the benefit-risk profile suggested by the totality of the efficacy and safety information submitted; decisions by regulatory authorities regarding labeling and other matters that could affect the availability or commercial potential of the vaccines; and competitive developments.

A further description of risks and uncertainties can be found in Pfizer’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014, including in the sections thereof captioned “Risk Factors” and “Forward-Looking Information and Factors That May Affect Future Results”, as well as in its subsequent reports on Form 10-Q and Form 8-K, all of which are filed with the SEC and available at www.sec.gov and www.pfizer.com.