Drug safety of rosiglitazone and pioglitazone in France: a study using the French PharmacoVigilance database
2011

Study on Drug Safety of Rosiglitazone and Pioglitazone in France

Sample size: 2295 publication 10 minutes Evidence: moderate

Author Information

Author(s): Berthet Stephanie, Olivier Pascale, Montastruc Jean-Louis, Lapeyre-Mestre Maryse

Primary Institution: Université de Toulouse

Hypothesis

What is the profile of adverse drug reactions related to thiazolidinediones (TZDs) in type 2 diabetic patients?

Conclusion

Thiazolidinediones exposure is associated with an increased risk of edema and heart failure in patients with type 2 diabetes, but the risk of hepatic reactions and myocardial infarction is similar to other hypoglycemic agents.

Supporting Evidence

  • Among 99,284 patients, 2.3% were type 2 diabetic patients with 7% exposed to TZDs.
  • Edema and heart failure were significantly more frequent in TZD patients compared to non-exposed patients.
  • The risk of hepatic reactions and myocardial infarction with TZDs was similar to other hypoglycemic agents.

Takeaway

This study found that some diabetes medications can cause swelling and heart problems, but they don't seem to cause liver issues or heart attacks more than other diabetes drugs.

Methodology

The study analyzed adverse drug reactions reported in the French PharmacoVigilance Database from 2002 to 2006 for type 2 diabetic patients.

Potential Biases

Underreporting may affect the validity of results, as serious reactions may not be reported.

Limitations

The study is limited by the nature of spontaneous reporting, which may lead to underreporting of adverse drug reactions.

Participant Demographics

The mean age of participants was 67 years, with a high frequency of comorbidities.

Statistical Information

P-Value

<0.0001

Confidence Interval

95% CI for heart failure: (17.678 - 241.93), for edema: (13.50 - 46.63)

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1472-6904-11-5

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