More effects of the vaccine against cervical cancer

Gardasil vaccine against four human papillomaviruses (6, 11, 16 and 18) manufactured by US pharmaceutical corporation Merck

The vaccine against Gardasil cervical cancer can prevent many other precancerous lesions in the female genitalia, according to a study published on the website of the British medical journal The Lancet .

For three years, Professor Jorma Paavonen (of the University of Helsinski, Finland) and colleagues conducted an analysis based on three clinical trials conducted in more than 18,000 women aged 16-26 years, selected from 24 countries. in the Americas, Europe and Asia.

The women in the trial were given Gardasil vaccines against four human papillomaviruses (6, 11, 16 et 18) to prevent cervical cancer.

The results showed that the effective rate in preventing genital precancerous lesions associated with HPV16 and HPV18 reached 71% if a sample of women who had the virus may have been infected before it could be included. vaccination (18,174 people). And the effect reaches 100% only if women do not get the virus before the vaccination process ends (three injections).

According to the research team, this work shows that Gardasil vaccine is highly effective in preventing precancerous lesions in female genital organs, while achieving high efficacy when vaccinated before women have sex. first sex.

L.XAN