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A study published Monday in a Canadian journal concluded that smokers who take Chantix, one of the most popular smoking cessation drugs, could increase their risk of heart problems.

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Chantix may increase heart attack risksupdated: Tue Jul 05 2011 15:53:00

Chantix, a popular aid used to quit smoking, may increase your chances of a heart attack and depression.

Nicotine vaccine effective in early testsupdated: Thu Apr 22 2010 15:16:00

A vaccine that could help people stop smoking is showing promise in early clinical trials, researchers announced this week at a national meeting of addiction specialists.

Breaking up is hard to do, especially with your cigaretteupdated: Fri Aug 28 2009 09:54:00

"Look, we had some great times together and a lot of fun," Natasha Bishop said. "But now I feel we are moving in different directions and I need to end this relationship."

Two anti-smoking drugs to carry mental-health warningsupdated: Wed Jul 01 2009 18:11:00

Two popular anti-smoking drugs will now carry warnings about the risk of severe mental health problems, the Food and Drug Administration announced Wednesday.

Why do I still cough two months after quitting smoking?updated: Wed Apr 01 2009 09:42:00

I quit smoking two months ago with the help of Chantix. However, I seem to cough more now than than when I was smoking. Is this normal for people who have smoked for 20 years? I feel much better overall, but I am a little concerned that maybe emphysema might be setting in.

If smoking is so bad for you, who still does it?updated: Fri Jan 09 2009 17:46:00

Smoking is bad for you, and by now, most of us know it. Drug Linked to Suicide, Depression Recommended to Quit Smokingupdated: Thu May 08 2008 11:35:00

The federal government's new advice to doctors for helping smokers quit recommends the drug Chantix, which has recently been linked with depression and suicidal behavior Addiction Drugs, Depression Linkedupdated: Wed Apr 23 2008 16:40:00

Two years ago, scientists had high hopes for new pills that would help people quit smoking, lose weight and maybe kick other tough addictions like alcohol and cocaine

CNNMoney: Antismoking drugs go up in smokeupdated: Fri Mar 14 2008 15:09:00

For millions of frustrated smokers, drugmakers promise to help them quit with a little pill. But studies from the companies themselves don't show very promising results.

CNNMoney: Pfizer CEO: No "mega-deals" on the horizonupdated: Wed Mar 05 2008 15:34:00

Pfizer Inc.'s chief executive Jeffrey Kindler on Wednesday dismissed the idea that the drugmaker will go after any big acquisitions, because they're "disruptive" he said.

CNNMoney: Consumers tune out FDA warningsupdated: Mon Feb 25 2008 14:03:00

A flood of drug safety warnings from the Food and Drug Administration may have physicians and patients suffocating from information saturation. Experts say there are too many red flags for them to pay attention.

CNNMoney: U.S. stocks lean lower at startupdated: Mon Feb 04 2008 09:43:00

U.S. stocks leaned lower at the start of trading Monday as investors considered the weakened economy and a possible battle over Yahoo.

Fortune: Don't count Pfizer outupdated: Mon Dec 03 2007 13:27:00

It's been hard for Pfizer, the world's largest drugmaker, to catch a break lately.

Fortune: Pfizer's anti-smoking drug linked to depressionupdated: Tue Nov 20 2007 18:31:00

Any smoker knows what a bummer it is to quit, but Pfizer's new smoking cessation drug may trigger depression or suicidal thoughts, the Food and Drug Administration said today.

Diabetes drug warningupdated: Tue Nov 20 2007 17:40:00

Avandia is getting a black box warning from the FDA. CNN's Dr. Sanjay Gupta explains.

Four new anti-smoking strategiesupdated: Thu Aug 30 2007 23:45:00

Researchers are constantly searching for ways to help people quit. What's new? Here are four strategies worth a try: Anti-Smoking Pill May Help Curb Drinkingupdated: Tue Jul 10 2007 17:15:00

A single pill appears to hold promise in curbing the urges to both smoke and drink, according to researchers trying to help people overcome addiction by targeting a pleasure center in the brain

CNNMoney: FDA approves Pfizer's smoking cessation drugupdated: Thu May 11 2006 09:28:00

The Food and Drug Administration approved Chantix, the smoking cessation drug from Pfizer.

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