Pfizerâs stock falls on Celebrex study
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Shares of Pfizer Inc. dropped 11% to $25.80 on Friday, after the company said a long-term study revealed that its Celebrex painkiller drug increased the risk of heart problems.
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Pfizer Inc., the world&#39;s biggest drugmaker, defended its painkiller Celebrex after a researcher&#39;s suggestion the medication may be linked to heart risks sent the stock down as much as 8.3 percent.
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New prescriptions for Pfizer Inc.&#39;s arthritis drug Celebrex fell 56 percent last week after the company released data showing the drug may increase the risk of heart attacks and strokes, the Wall Street Journal said.
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PfizerÂs stock fell almost 11 percent on Monday in a trading frenzy that shaved more than $21 billion off its market value.
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New prescriptions for Pfizer Inc.&#39;s arthritis drug Celebrex fell 56 percent last week after the company released data showing the drug may increase the risk of heart attacks and strokes, according to Verispan, a market research company
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NEW YORK, December 30  - New prescriptions for pharmaceutical major Pfizerâs (PFE.NYS) arthritis drug Celebrex declined 56% last week after the company revealed that the regular usage of the drug could enhance the risk of heart attacks
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Shares in Pfizer Inc fell 12 percent in  Europe on Monday after the world's biggest drugmaker scrapped  development of its most important experimental medicine.
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The drug maker stops advertising Celebrex, but says it won&#39;t pull the drug from the market. Oil dips below $46 per barrel. Stocks are indicated to open higher today, but trading could be subdued this holiday-shortened week.
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Prudential Equity Group maintained a &quot;neutral weight&quot; rating on Pfizer (nyse: PFE - news - people ) after Canadian news reports surfaced linking its arthritis drug Celebrex with cardiovascular side effects.
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Pfizer Inc. on Friday said its popular Celebrex arthritis drug more than doubled the risk of heart attack in a large cancer-prevention trial, a setback that comes just weeks after Merck & Co. recalled its similar Vioxx drug due to heart safety risks.
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Shares of large US and European drug makers fell on Thursday after a prominent cardiologist questioned the safety of new arthritis drugs and the performance of US regulators in monitoring drug safety.
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Shares of Pfizer Inc. slipped on Wednesday, following reports that a study had likened the companyâs Bextra arthritis drug to Merck&#39;s Vioxx in terms of its cardiovascular risks.
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Shares of Wyeth WYE.N and Pfizer  Inc. PFE.N fell on Monday after Merrill Lynch downgraded the  drugmakers and U.K. regulators issued tougher warnings on the  type of popular depression drugs sold by the companies.
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Pfizer Inc.&#39;s (PFE.N: Quote, Profile, Research) shares fell as much as 6.2 percent on Thursday on a Canadian newspaper report linking its arthritis drug Celebrex to 14 deaths.
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Pfizer (PFE:NYSE - news - research) was treading water Monday morning, hovering around its 52-week low amid reports that it plans to halt advertising of its embattled painkiller Celebrex.
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Merck (MRK:NYSE - news - research) shares fell early Thursday after a study sponsored by the Food and Drug Administration concluded that its Vioxx arthritis drug put users at a greater risk to heart attacks than Pfizer&#39;s (PFE:NYSE - news - research
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US stocks fell as setbacks for drugmakers, including a study showing Pfizer Inc.&#39;s Celebrex painkiller increased the risk of heart attacks, sent health-care shares tumbling.