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study about Avandia leading to cardiac problems. How can I take care of my heart while on Avandia?

2007-05-24 05:00:08 · 5 answers · asked by april r 1 in Health Diseases & Conditions Heart Diseases

5 answers

For the past year I have been encouraging patients to email me rather than call the office. So many calls come through a busy office during a single day that it is not uncommon for a call to be 'lost'. If you have called 2 or 3 times and not received an answer that would be - in my opinion - a breach of the physician patient covenant. Your concern however is what this recent study means - specifically - will taking rosiglitazone/Avandia lead to heart problems. The internet is a dangerous place and full of mis-information and half-truths. The study in question was a meta-analysis which by definition is statistically 'invalid'. A meta-analysis 'sums' up the results of various studies with different designs and end-points. Meta-analysis by its very nature has serious short comings. Such an analysis is utilized to suggest areas where further study is needed not to make direct or certain conclusions. The conclusion was that cardiovascular events and deaths were higher in the rosiglitazone patients but the analysis of the studies in question was flawed, the total number of patients studied 'small' relative to the end-points, the duration 'short', and actual numbers were small. For example 18 patients on rosiglitazone had events versus 12 patients not taking the drug or taking other drugs. Mathematically that is a 50% increase but simply because something is statistically 'significant' does not mean that it is clinically meaningful. The study which led to the universal use of the drug rtPA to dissolve blod clots in those with heart attacks is a good example. The conclusion was that there was a 20% reduction in death. The actual figure was a decrease from 15% to 12% which is a 20% decrease. Stated in another fashion however the increase in survival was 3%. Since there was a 3% incidence of serious bleeding complications the actual benefit of rtPA was quite small. The point is that researchers are capable of manipulating numbers to achieve headlines. The study in question regarding rosiglitazone/Avandia is going to become more of a legal than a medical issue. Companies have been forced to withdraw drugs from the marketplace in similar circumstances. The first drug in this class of drugs which reduce insulin resistance - troglitazone - was withdrawn because physicians ignored well publicized data suggesting that the drug was not appropriate for all patients rather than due to problems with the drug itself. The two remaining drugs in this very important class are rosiglitazone/Avandia and pioglitazone/Actos. I use pioglitazone but not because I believe it to be safer than rosiglitazone. There are repeated references in the medical literature that pioglitazone has been linked to heart failure and yet there is no data to support such claims. The quality of American medicine has declined rapidly over the past 20 years and we no longer rank in the top 20 countries in the world in terms of outcome measures. Nonetheless - studies such as the one you refer to do not help at all - unless you are an attorney. When such news appears you did what you should have done. You were concerned and that is appropriate. The physicians role includes being sensitive to such concerns. The physician should be committed to education which decreases patient anxiety. You did not leap to a conclusion - you consulted your physician - or at least you tried to. If your physician had returned your call you would not have needed to resort to receiving potentially incorrect and harmful information from non-physicians on the internet. The Food and Drug Administration - which I admit is rather weak and does a very poor job - has no intention at this time of placing additional warnings or restrictions on rosiglitazone/Avandia. Until you speak with your physician you should not stop taking the drug. The best way you can take care of your heart is to control your glucose and that is what the rosiglitazone is for. If you would like additional information please let me know although it would help if I knew your age, onset of diabetes, glucose readings, A1C readings. lipid values, cardiovascular risk profile, other medical problems, and other medications. I wish you the very best of health and hope that this may reduce your anxiety until you are able to speak with your physician. May God bless. johnerussomd@jhu.edu

2007-05-24 07:17:06 · answer #1 · answered by john e russo md facm faafp 7 · 0 0

Not all doctors know what there talking about and if she dosent have the courtesy to return a call to her pt regarding a concern on medication go to another doctor and get a seciond opinion. Some doctors think they should have to deal with a pt all except for diagnosing. But not all doctors are like that. SOme doctors actually care about the pt him or herself. Do some research on the medication and go to another doctor regarding your concerns and maybe and alternate medication

2007-05-24 05:05:57 · answer #2 · answered by x_masangel69 2 · 0 0

Change Doctors.

2007-05-24 08:51:37 · answer #3 · answered by shashonah 3 · 0 0

call and make an appointment and go see your Dr face to face. Tell them you need a medicine check asap. That way you will be able to get a different prescription if you are worried about your meds.

2007-05-24 05:03:52 · answer #4 · answered by bubbles 5 · 0 0

I am surprised that your doc won't returns your calls. Keep calling! Here's something I found on Advandia, hope it helps you. Best of luck!

2007-05-24 05:05:25 · answer #5 · answered by Anonymous · 0 0

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