A reader writes:
I live in Canada and my mother just had 2 stents put in and has been put on Plavix. We hear alot of advertisements on TV from the states that people who are or have been on this drug are to notify those lawyers. Sounds like legal action is underway…I am very concerned about this drug and it’s negative fanfare. Because Canada is usually behind in the drug programs I feel my mother should be taken off this drug before she too has adverse reactions. Could someone let me know where I can go or who I can turn to get the proper story on this experimental drug…as they call it ‘miracle drug’? Your help or advice would be greatly appreciated.
Plavix is an important drug for the proper indications. Having stents placed is a proper indication. Like many drugs, Plavix has side effects. Because it inhibits platelet aggregation patients taking Plavix are more susceptible to bleeding. We know that side effect, and must balance the side effect against the benefits that accrue to preventing stent clotting.
We all see the despicable ads from trial lawyers. Whenever a drug has a side effect they see a pot of gold. Obviously these ads scare patients. The externality here comes from these ads. These ads are meant to attract lawsuits, but the additionally scare patients from taking beneficial drugs. We see this phenomenon often.
This comment worries me. I am not sure how to respond. Plavix has a strong indication in the immediate period after stent placement. If a patient asked me this question, I would explain the risks and benefits. We must all remember that stopping Plavix in this patient increases the risk of a stent side effect. As usual, we balance our care between a rock and a hard place.
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11 Responses to Plavix, lawyers and externalities
BC
January 31st, 2007 at 9:22 am
I’ve been on Plavix since my CABG in 1999. In 2005, I also received a Cypher DES. My cardiologist, in whom I have utmost confidence, recommends staying on Plavix “forever” to minimize the risk of a clot forming. For a drug that’s been around as long as this one has, it’s hard to understand how there can even be a controversy.
paul
January 31st, 2007 at 10:19 am
I ve been prescribing the drug for several yeears on hundreds of patients. I do believe the data from those randomized studies. when used in proper way for certain indication, I think the drug is trustworthy.
Erik
January 31st, 2007 at 7:01 pm
Anyone who would would let a TV commercial change their medication regimen is not someone who should dictate public policy. Anyone would change their parent’s medication based on a TV commercial is not a good decision maker.
Freedom means the right to make bad choices. All choices about therapy come with consequences.
ang
February 1st, 2007 at 12:52 am
for people who believe the sky is falling, they need a little reassurance and then some education. a blog may not be a good format.
TerryS
February 2nd, 2007 at 11:53 am
There are good studies about when patients need Plavix. Post stent is a definite indication. The question that has newly arisen is for how long? It was initially approved by the FDA for 3-6 months post stent. A study recently published in JAMA suggests Plavix needs to be taken for 2 yrs post medicated stent (Cypher, TAxus). Bare metal stents dont seem to need it past the usual 3-6 months but most pts dont get bare metal stents, they get medicated stents. This study only followed pts for 2 yrs. What about 3 yrs? or 4? We just dont know yet
Plavix is not indicated for cardioprotection in patients with just risk factors for cardiovascular disease. The CHARISMA trial proved this to me. Pts risk of bleeding was increased but there was no benefit of decreasing cardiac events. In this trial the company and many cardiologist will tell you in pts with cardiovascular disease (CAD, PVD or cerebrovasc disease) that they need plavix too. But the statistical analysis was flawed and when done properly shows no benefit of plavix in these folks.
MLO
February 5th, 2007 at 8:05 am
This person’s comment is part and parcel of what is wrong with our educational system. How many people actually know how to read and evaluate a study? To even understand the likelihood of a 1%, 5%, or even 30% chance? The numbers who play the lottery thinking they will win show very few understand even the basics of chance.
Most people never learn critical thinking. Every drug has side effects. The question is whether those side effects outweigh the benefits of using the drug. This is where it is so important for people to learn how to read and understand the statistics behind drug trials. This is difficult when they don’t know that 1% is a very small number. They become convinced they are in the 1%. (Of course, some are.)
Now, I’m not naive enough to believe well-structured unbiased studies come out of drug companies, but there are some things that can be gleaned even from a bad study. Reported incidences of side effects are a reasonable thing to go by. Of course, if it is unreported, that is another story. (Personal Opinion: Drug companies who cover up should be put up on fraud charges and if death occurs, the officers of the company should be the ones up on negligent homicide charges.)
Perhaps it would be good to design patient handouts for the drugs that are being given that are actually written in language that the average patient can understand. It should spell out that when 100 people took this drug for your problem, only 1 person told us about this side effect. With the specifics being written in. Most drug inserts are written at about an 11th grade level. I’ve taught college students to write. Trust me, reading comprehension is not all that common.
Whether you like it or not, the average patient should not be considered to have a reading comprehension above that of a 4th grader. This is why the lawyers are good at manipulating the general population.
Pax,
MLO
CJD
February 5th, 2007 at 12:52 pm
“This is why the lawyers are good at manipulating the general population.”
You must mean the defense lawyers, since doctors win the majority of malpractice cases. Who knew so many juries were rendering mistaken verdicts for the physicians?
lawrence
February 6th, 2007 at 10:10 pm
no I think he meant
“This is why the lawyers are good at manipulating the general population.”
MLO
February 12th, 2007 at 12:47 pm
Um… It isn’t just lawyers. It is the media, advertisers, salesman, etc. Critical thinking is something that is sorely lacking in the general population.
I often shock physicians by asking about whether this or that study is truly representative – and I have even been known to do a citation analysis!
The average person, heck, even the average educated person wouldn’t look at how often a given author is cited by his/her peers. Yet, if we want people to be “responsible” for their own medical care, they need those skills. Just because such and such doctor says this in this paper doesn’t mean it is so. Was it replicated? Is there more than one school of thought on how those results could be interpreted?
I think it would be better if we had a class of practitioner who worked as a true patient advocate to help explain all the benefits and risks associated at the patient level. Since good nurses are patient care experts, they fit the bill so that doctors can concentrate on what they are supposed to do, namely diagnose the problem – even if it is on the long-tail.
Pax,
MLO
Carrie James
April 3rd, 2007 at 6:51 am
In reply to your reader who wrote that her mother had just had 2 stents put in and is now on Plavix – I would say you have very good reason for concern. I lost my dear mother two weeks ago today. She too had just had stent surgery (six months ago), but otherwise was a youthful enthusiastic 71 year old. One of her post op meds was Plavix. Then one day while paying for a prescription at the pharmacy she had what is thought to be a stroke, fell straight back, fractured her skull and crushed her cerebellum. She died four days later. I now have very big questions about the role of Plavix in her death.
Carrie
Surefire Guy
April 17th, 2008 at 9:57 am
I agree. It seems that people are so easily persuaded that these medications are the way to go. They don’t look into whether maybe they’ll be worse of or at more risk by taking the meds. Very intriguing.