Serotonin News and Research

Latest Serotonin News and Research

Anorexia nervosa linked with alteration of the activity of serotonin in their brain

Women who have had a certain type of anorexia nervosa show an alteration of the activity of a chemical in their brain that is widely associated with anxiety and other affective disorders more than one year after recovery, according to a study in the September issue of Archives of General Psychiatry.

6 Sep 2005

Contraceptive pill controls severe premenstrual disorder

According to a new study, a low dose oral contraceptive works as a treatment for the most severe form of premenstrual syndrome, premenstrual dysphoric disorder (PMDD).

1 Sep 2005

Low dose oral contraceptive effective in controlling premenstrual disorder

A new study led by researchers at Yale School of Medicine shows for the first time that a low dose oral contraceptive with a unique progestin and dosing regimen is effective in treating symptoms of premenstrual dysphoric disorder (PMDD), the most severe form of premenstrual syndrome.

31 Aug 2005

Drug company disputes claim of new study on antidepressant Paxil

Drug company GlaxoSmithKline (GSK) is disputing claims that its antidepressant Paxil was linked to an increased suicide risk in adults.

23 Aug 2005

Antidepressant drug should have suicide warning for adults as well as children

According to a Norwegian study, adults taking the antidepressant drug paroxetine are at a higher risk of attempting to commit suicide than those not taking medication.

22 Aug 2005

Paroxetine linked to higher rate of suicide

Adult patients taking the antidepressant drug paroxetine are at higher risk of attempting to commit suicide than those not taking medication.

22 Aug 2005

Riluzole appears to have significant antiobsessional, antidepressant, and antianxiety properties

A medication used to ease symptoms of amyotrophic lateral sclerosis, or Lou Gehrig's disease, also is helpful in treating people with treatment-resistant obsessive-compulsive disorder (OCD), according to a pilot study at Yale School of Medicine.

31 Jul 2005

Multiple rare mutations within a single gene may increase risk for autism

While debate still rages over the 'cause' of autism, mounting evidence suggests that genetic factors play a major role in the disease.

25 Jul 2005

Older-style antidepressants, as well as anticonvulsant drugs, can help ease the disabling pain caused by nerve tissue damage

For many years antidepressants, which are believed to work by dampening pain signals, have been the first-line drugs for neuropathic pain. "It is usual to start with an antidepressant like amitriptyline, and if this fails then try an anticonvulsant," says Phil Wiffen, a researcher at Churchill Hospital in Oxford, England. "The results of these meta-analyses suggest this is probably still the best approach to take."

19 Jul 2005

Serotonin may play a role in maintaining circadian rhythm

Researchers at the University of Pennsylvania School of Medicine have determined how serotonin decreases the body's sensitivity to light and that exposure to constant darkness leads to a decrease in serotonin levels in the brain of fruit flies.

12 Jul 2005

Antidepressants will cheer you up and stop a repeat heart attack

According to the National Institute of Mental Health, depression and heart disease have long been associated, and one can often lead to the other.

6 Jul 2005

Drug therapy may be effective in treating both the manic and depressive phases of bipolar disorder

The condition (bipolar I and II) affects approximately 8 million Americans, who have relied on a combination of drugs to manage their symptoms, and who remain at high risk of committing suicide because of the difficulty in treating the disorder.

6 Jul 2005

Tetanus toxin may help fight depression, anxiety, anorexia and Parkinson's

A team of researchers from the Department of Biochemistry and Molecular Biology and the Institute of Neuroscience at the Universitat Autònoma de Barcelona has discovered that tetanus toxin, which causes tetanus, could be extremely useful as a therapy against psychological disorders such as depression, anxiety and anorexia, and to slow the progress of neurodegenerative disorders such as Parkinson's disease.

14 Jun 2005

Increase in heart surgery mortality from SSRIs or depression?

Duke University Medical Center researchers have found that patients who were using a class of anti-depression drugs known as selective serotonin reuptake inhibitors (SSRI) prior to undergoing coronary artery bypass surgery have significantly higher death and rehospitalization rates up to five years after the procedure than patients who were not on SSRIs.

26 May 2005

Use of a common type of antidepressant may increase gastrointestinal (GI) bleeding

In fact, the study suggests that the increase is similar to that associated with the use of non-steroidal anti-inflammatory drugs (NSAIDs, known as pain relievers). DDW is the largest international gathering of physicians, academics and researchers in the fields of gastroenterology, hepatology, endoscopy and gastrointestinal surgery.

17 May 2005

St. John's Wort only minimally effective in relieving major depression

St. John’s Wort, the herbal medicinal long thought to relieve symptoms of depression, provides only minor benefits in patients with the most acute depression and perhaps no benefit for those with chronic depression.

16 May 2005

Fat-fighting drugs may be a far riskier business than they seem

Experts are warning that despite the fact that obesity is one of the biggest preventable causes of death, fat-fighting drugs may be a far riskier business than they seem, particularly for investors.

11 May 2005

Clues about how alcoholic behavior is “switched” on

As part of an ongoing effort to understand the biochemical basis of alcohol abuse, scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have published two studies on how modulating receptors for dopamine - a chemical “signaler” in the brain’s reward circuits - affects drinking behavior in mice and rats.

9 May 2005

Suspect gene may increase susceptibility to anxiety and depression

People with the depression-linked gene variant showed less gray matter and weaker connections in the mood-regulating circuit. How well the circuit was connected accounted for nearly 30 percent of their anxious temperament

8 May 2005

Psychological treatment most effective treatment for pediatric obsessive-compulsive disorder

Psychological treatment that teaches children to face their fears is the most effective treatment for pediatric obsessive-compulsive disorder (OCD), according to a new Mayo Clinic analysis of previously published research.

4 May 2005