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Aspirin

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Aspirin (USAN), also known as acetylsalicylic acid (pronounced /əˌsɛtɪlsælɪˌsɪlɪk ˈæsɪd/, abbreviated ASA), is a salicylate drug, often used as an analgesic to relieve minor aches and pains, as an antipyretic to reduce fever, and as an anti-inflammatory medication.

Aspirin also has an antiplatelet effect by inhibiting thromboxane prostaglandins, which under normal circumstances bind platelet molecules together to repair damaged blood vessels. This is why aspirin is used in long-term, low doses to prevent heart attacks, strokes, and blood clot formation in people at high risk for developing blood clots. It has also been established that low doses of aspirin may be given immediately after a heart attack to reduce the risk of another heart attack or of the death of cardiac tissue.

The main undesirable side effects of aspirin are gastrointestinal ulcers, stomach bleeding, and tinnitus, especially in higher doses. In children and adolescents, aspirin is no longer used to control flu-like symptoms or the symptoms of chickenpox or other viral illnesses, due to the risk of Reye's syndrome.

Aspirin was the first discovered member of the class of drugs known as non-steroidal anti-inflammatory drugs (NSAIDs), not all of which are salicylates, although they all have similar effects and most have inhibition of the enzyme cyclooxygenase as their mechanism of action. Today, aspirin is one of the most widely used medications in the world, with an estimated 40,000 metric tons of it being consumed each year. In countries where Aspirin is a registered trademark owned by Bayer, the generic term is acetylsalicylic acid (ASA).

For more information about Aspirin, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.


News tagged with aspirin

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Silver nanoparticles show 'immense potential' in prevention of blood clots

Silver nanoparticles show 'immense potential' in prevention of blood clots

Nanotechnology / Bio & Medicine

created May 27, 2009 | popularity 5 / 5 (7) | comments 4

Scientists are reporting discovery of a potential new alternative to aspirin, ReoPro, and other anti-platelet agents used widely to prevent blood clots in coronary artery disease, heart attack and stroke. ...


Got a pain? -- Have a cup of Brazilian mint

Biology / Plants & Animals

created Nov 24, 2009 | popularity 4.6 / 5 (9) | comments 0

For thousands of years it has been prescribed by traditional healers in Brazil to treat a range of ailments from headaches and stomach pain to fever and flu.


Aspirin misuse may have made 1918 flu pandemic worse

Medicine & Health / Diseases

created Oct 02, 2009 | popularity 3.9 / 5 (18) | comments 6

The devastation of the 1918-1919 influenza pandemic is well known, but a new article suggests a surprising factor in the high death toll: the misuse of aspirin. Appearing in the November 1 issue of Clinical Infectious Di ...


Researchers: Aspirin cuts colon cancer risk

Medicine & Health / Cancer

created Sep 21, 2009 | popularity 5 / 5 (2) | comments 0

(AP) -- People with a genetic susceptibility to colon cancer could cut their chances of developing the disease in half by taking a daily dose of aspirin, researchers said Monday.


Aspirin shows promise for colon cancer patients

Medicine & Health / Cancer

created Aug 11, 2009 | popularity 5 / 5 (2) | comments 0

Men and women who were diagnosed with colorectal cancer and began regular use of aspirin had a lower risk of overall and colorectal cancer death compared to patients not using aspirin, according to a study in the August 12 ...


FDA panel: Lower maximum daily dose of Tylenol (AP)

FDA panel: Lower maximum daily dose of Tylenol

Medicine & Health / Medications

created Jun 30, 2009 | popularity 1.5 / 5 (2) | comments 6

(AP) -- Government experts called for sweeping safety restrictions Tuesday on the most widely used painkiller, including reducing the maximum dose of Tylenol and eliminating prescription drugs such as Vicodin ...


Benefit of aspirin for healthy people is uncertain

Benefit of aspirin for healthy people is uncertain

Medicine & Health / Research

created May 29, 2009 | popularity 3.8 / 5 (4) | comments 0

(PhysOrg.com) -- A new study has shown that, while taking aspirin is beneficial in preventing heart attacks and strokes among people with established cardiovascular disease (secondary prevention), its benefits ...


Aspirin and similar drugs may be associated with brain microbleeds in older adults

Medicine & Health / Neuroscience

created Apr 13, 2009 | popularity 4.7 / 5 (6) | comments 1

Individuals who take aspirin or other medications that prevent blood clotting by inhibiting the accumulation of platelets appear more likely to have tiny, asymptomatic areas of bleeding in the brain, according to a report ...


Aspirin improves survival in women with stable heart disease, study

Medicine & Health / Medications

created Mar 12, 2009 | popularity 5 / 5 (3) | comments 0

New results from the Women's Health Initiative (WHI) Observational Study provide additional evidence that aspirin may reduce the risk of death in postmenopausal women who have heart disease or who have had a stroke. Jacques ...


Organometallic compounds as new drugs? Cobalt-containing aspirin complex with potential anti-tumor properties

Chemistry /

created Jan 13, 2009 | popularity 3.5 / 5 (4) | comments 0

Despite considerable progress in modern chemotherapy, there remains a large demand for innovative anti-tumor agents. A new approach involves modeling the pharmacological properties of established drugs with organometallic ...


Aspirin does not prevent heart attacks in patients with diabetes

Medicine & Health / Diseases

created Oct 17, 2008 | popularity 4.6 / 5 (8) | comments 0

Taking regular aspirin and antioxidant supplements does not prevent heart attacks even in high risk groups with diabetes and asymptomatic arterial disease, and aspirin should only be given to patients with established heart ...


Researchers uncover benefits of aspirin for treating osteoporosis

Medicine & Health / Research

created Jul 09, 2008 | popularity 3.9 / 5 (8) | comments 0

Researchers at the University of Southern California, School of Dentistry have uncovered the health benefits of aspirin in the fight against osteoporosis. Forty-four million Americans, 68 percent of whom are women, suffer ...


Painkiller undermines aspirin's anti-clotting action

Medicine & Health / Research

created Dec 14, 2009 | popularity not rated yet | comments 0

Millions of Americans take Celebrex for arthritis or other pain. Many, if they are middle-aged or older, also take a low-dose aspirin tablet daily to reduce the risk of heart attack and stroke. Yet they may be getting little ...


Aspirin, tylenol may decrease effectiveness of vaccines

Medicine & Health / Research

created Dec 01, 2009 | popularity not rated yet | comments 0

With flu season in full swing and the threat of H1N1 looming, demand for vaccines is at an all-time high. Although those vaccines are expected to be effective, University of Missouri researchers have found further evidence ...


Study: Plavix plus aspirin helps prevent strokes

Medicine & Health / Research

created Mar 31, 2009 | popularity 4 / 5 (1) | comments 0

(AP) -- Taking the blood thinner Plavix along with aspirin helped prevent strokes and heart attacks in people with a common heartbeat abnormality that puts them at high risk of these problems, doctors reported Tuesday.