Taking aspirin every other day reduces the risk of dying from breast or bladder cancer by as much as a third, a new study finds.
The ‘miracle pill’ is already being taken by millions of Britons to protect against heart disease.
Now researchers have revealed that aspirin can also improve survival for some cancers, including bladder and chest.
Based on the findings, the researchers argue for more population-based evidence to shed light on aspirin’s potential protective effects.
Taking aspirin every other day reduces risk of dying from breast cancer by a quarter, new study claims
Corresponding author Dr. Holli Loomans-Kropp, of the National Cancer Institute in the United States, said: “The results add to the growing evidence that aspirin can improve survival in some cancers.
“While previous research has focused most heavily on gastrointestinal cancers, our analysis extends the benefits to others, such as bladder and chest.”
Millions of people use the over-the-counter pain reliever daily to protect against heart disease. It thins the blood, reducing the risk of blood clots.
Its anti-inflammatory properties are also believed to reduce the risk of colon cancer and some other forms of the disease.
The findings are based on a survey of about 140,000 men and women in a cancer screening study in the US, mostly over the age of 65, who were followed for up to 13 years.
They were asked about their aspirin intake, although not the size of the dose – usually 75mg in the UK.
Those with breast or bladder cancer who reported taking it at least three times a week were a quarter and a third less likely to die, respectively.
In addition, each use reduced the risk of death from the diseases by 21 and 25 percent, respectively, compared to those who never had it.
Dr. Loomans-Kropp said, “Although aspirin at least three times a week was associated with the strongest risk reduction, each use increased bladder and breast cancer survival.
These results may indicate that aspirin may be beneficial for some cancers. However, more benefit can be seen with a higher frequency of use. ‘
Experiments have suggested that the drug fights inflammatory processes in breast and bladder cancer (stock image)
Experiments have suggested that the drug fights inflammatory processes in breast and bladder cancer.
But it didn’t reduce the risk of them developing, treating, or stopping four other analyzed forms of the disease – including cancers of the esophagus, stomach, pancreas, or uterus.
Long-term use of aspirin has been linked to a reduced risk of heart disease, stroke, gastrointestinal cancers, and death from any disease.
Dr. Loomans-Kropp said, “Recent research suggests that aspirin use may also protect against development and death from other cancers.”
But the benefits and harms in older individuals are still debated. One study suggested that it increased cancer mortality, but not incidence, in people over 65.
During the study period, more than 32,500 cancers were diagnosed, including 4,552 of the breast and 1,751 of the bladder.
Dr. Loomans-Kropp said, “Many studies have evaluated the long-term benefits of aspirin use.
However, the link between aspirin use and cancer incidence and survival in the elderly remains uncertain.
“These findings suggest that aspirin use may improve bladder and breast cancer survival.”
But she added, “While aspirin use may have a cancer-protective effect, it remains necessary to consider both the drawbacks and benefits of long-term aspirin use.”
The drug can cause dangerous stomach bleeding. The researchers asked for more population-based evidence to shed light on its possible protective effects.
The findings are published in JAMA Network Open.
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