Caroline Criado Perez

Male bias in medical trials risks women’s lives. But at least the data gap is finally being addressed | Caroline Criado Perez

We know some medications work differently in men and women. Why is it taking so long for studies to reflect this?

The first step, they say, is admitting you have a problem, and on that front the UK’s Medicines and Healthcare products Regulatory Agency (MHRA) has made some much-needed progress. The agency, which is responsible for approving all clinical trials in the UK, has identified a “notable imbalance” in trials conducted between 2019 and 2023: there were nearly twice as many all-male trials as all-female trials.