Oral contraceptives may benefit women with asthma

Nov 05, 2009

New research shows that during natural menstrual cycles, women with asthma who were not taking oral contraceptives (OC) had lower exhaled nitric oxide levels (eNO), a marker of airway inflammation associated with asthma, than women who were taking OC.

Researchers from McMaster University in Hamilton, ON, Canada, studied 17 with asthma during their menstrual cycles. Results showed that individuals not using (OC) had higher mean eNO levels than women using OC.

Furthermore, among women not using oral contraceptives, an increase in estrogen levels was associated with a decrease in eNO, while an increase in progesterone was significantly associated with an increase in eNO. Researchers speculate that OC may have a potential role in the management of premenopausal women with .

This article is published in the November issue of CHEST, the peer-reviewed journal of the American College of Chest Physicians.

Source: American College of Chest Physicians

Explore further: Poll: Many doubt hospitals can handle Ebola

add to favorites email to friend print save as pdf

Related Stories

Contraceptive use may be safe, but information gaps remain

Jan 14, 2009

Introduced in the 1960s, oral contraceptives have been used by about 80 percent of women in the United States at some point in their lives. For women without pre-existing risks for heart disease, the early formulations were ...

Recommended for you

Sri Lanka celebrates two years without malaria

8 minutes ago

Sri Lanka has not reported a local case of malaria since October 2012, according to the Sri Lankan Anti-Malarial Campaign. If it can remain malaria-free for one more year, the country will be eligible to apply to the World ...

Poll: Many doubt hospitals can handle Ebola

3 hours ago

A new poll finds most Americans have some confidence that the U.S. health care system will prevent Ebola from spreading in this country, but they're not so sure their local hospital can safely handle a patient.

Number of Ebola cases nears 10,000

4 hours ago

The number of people with Ebola is set to hit 10,000 in West Africa, the World Health Organization said, as the scramble to find a cure gathered pace.

'Breath test' shows promise for diagnosing fungal pneumonia

4 hours ago

Many different microbes can cause pneumonia, and treatment may be delayed or off target if doctors cannot tell which bug is the culprit. A novel approach—analyzing a patient's breath for key chemical compounds made by the ...

User comments : 0