Only 6% of drug advertising material is supported by evidenceBMJ 2004; 328 doi: http://dx.doi.org/10.1136/bmj.328.7438.485-a (Published 27 February 2004) Cite this as: BMJ 2004;328:485
- Annette Tuffs
A new study of the advertising material and marketing brochures sent out by drug companies to GPs in Germany has shown that about 94% of the information in them has no basis in scientific evidence.
The study, carried out by the Institute for Evidence-Based Medicine, a private independent research institute in Cologne, evaluated 175 brochures containing information on 520 drugs, which were either sent by post or handed out to 43 GPs since last June. The study was published in this month's issue of the drugs bulletin Arznei Telegramm (2004;35:21-3; www.di-em.de/data/at_2004_35_21.pdf).
About 15% of the brochures did not contain …