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Investigational drug focusing on the opioid system might assist scale back signs of main melancholy

Posted in News on 30th October 2018

Two medical trials of an investigational drug that targets the opioid system help its security and effectiveness in lowering signs of main melancholy, when added to straightforward antidepressant therapy. The outcomes of those Part three trials of a drug combining buprenorphine with samidorphan are reported immediately in Molecular Psychiatry by a analysis workforce led by a Massachusetts Basic Hospital doctor.

“Lower than 40 p.c of sufferers with main melancholy obtain symptom remission from first-line therapy with immediately’s antidepressant medicine, which goal monoamine-based neural signaling,” explains Maurizio Fava, MD govt director of the Medical Trials Community & Institute within the MGH Division of Psychiatry and senior creator of the Molecular Psychiatry report. “Having a brand new class of antidepressants with a novel mechanism of motion may have vital affect for sufferers with persistent signs.” Fava additionally led the Part 2 trial of this drug mixture, which was revealed in 2016 and recognized the effectiveness of the best dosage degree examined within the present trials.

The endogenous opioid system – the neurological pathways that work together with opioid medicine – is believed to have a job in a number of elements that may be affected in medical melancholy – together with temper, motivation and social features. PET imaging research have steered that opioid system circuits could also be dysregulated in sufferers with main melancholy. Whereas low doses of buprenorphine – an opioid used for each ache aid and in medication-assisted therapy for opioid dependancy – had helpful results in a multicenter trial in sufferers with main melancholy, a significant problem to its use for melancholy therapy is the danger of abuse and dependence.

The mix of buprenorphine with samidorphan, which blocks one of many opioid receptors activated by buprenorphine, was designed to scale back the abuse and dependence potential of buprenorphine alone. The drug – additionally known as ALKS 5461 – is being developed by Alkermes, Inc., which sponsored the 2 trials, known as FORWARD-Four and FORWARD-5, performed at a complete of 111 websites in a number of international locations. FORWARD-Four in contrast two dosage ranges – both zero.5 mg of every drug or 2.zero mg of every – with a placebo; and FORWARD-5 in contrast 1.zero mg and a pair of.zero mg doses with a placebo. A complete of just about 800 grownup sufferers who had not responded adequately to at the very least eight weeks of antidepressant therapy enrolled and continued taking their customary antidepressant all through the trial interval.

Since trials of melancholy medicine typically elicit a big placebo impact, each trials have been designed in a strategy to scale back that danger. In the course of the first stage of each randomized trials, individuals acquired their assigned doses of both the energetic drug or a placebo for five weeks, on the finish of which they accomplished a normal melancholy symptom evaluation. Though neither individuals nor the analysis workforce members with whom they immediately interacted knew particular person sufferers’ group assignments, different workforce members examined assessments from these receiving a placebo, figuring out these in whom symptom discount indicated a placebo impact.

Placebo group members who didn’t present symptom enchancment have been re-randomized both to proceed receiving the placebo or to obtain one of many examined doses of the energetic drug for the remaining 6 weeks of the trial. Once more, they weren’t conscious that their examine remedy had been modified. Different individuals – each these receiving an energetic drug and people who have been responding to the placebo – continued with the identical remedy throughout the second part.

On the finish of each trials, individuals receiving the two.zero mg doses of each energetic medicine had a larger discount in melancholy signs than did these receiving a placebo. These receiving 1.zero mg doses confirmed symptom discount larger than the placebo group however lower than the two.zero mg doses, and the zero.5 mg-dose recipients had outcomes no higher than these of the placebo group. Though the variations between the two.zero mg dosages and placebo in FORWARD-Four weren’t statistically vital, combining the outcomes from each trials produced a big impact.

Reported adversarial results – similar to nausea, sleepiness, dizziness and fatigue – have been gentle to reasonable and normally disappeared inside a number of days. There have been no stories of individuals’ taking extra doses, creating dependence or experiencing withdrawal signs. After their trial, individuals have been in a position to enroll in a long-term security examine of mixed buprenorphine/samidorphan. Interim knowledge from that examine have been introduced on the American Psychiatric Affiliation annual assembly in Could 2018.

“Based mostly on the protection profile noticed with buprenorphine/samidorphan, we may have an necessary new pharmacological software for sufferers with main melancholy who don’t reply to straightforward therapies,” says Fava, the Slater Household Professor of Psychiatry at Harvard Medical College.

Supply:

https://www.massgeneral.org/about/pressrelease.aspx?id=2307

What Is The Greatest Medication For Anxiousness And Despair?

Posted in Phenelzine on 2nd October 2018

Tips for Managing Perimenopausal Melancholy Now Obtainable

Posted in News on 6th September 2018

September 05, 2018

The panel notes that estrogen is not approved by the Food and Drug Administration to treat mood disturbance

The panel notes that estrogen is not approved by the Food and Drug Administration to treat mood disturbance

The first-ever guidelines for the evaluation and treatment of perimenopausal depression have been published by The North American Menopause Society in collaboration with the National Network on Depression Centers for Women and Mood Disorders Task Group. The new guidelines have been endorsed by the International Menopause Society and are currently available for review in the journal Menopause and the Journal of Women’s Health.

The 5 topics addressed by the 11-member expert panel include epidemiology, clinical presentation, therapeutic effects of antidepressants, effects of hormone therapy, and the effectiveness of other therapies (eg, psychotherapy, exercise, natural health products). “The reason these guidelines are needed is because depression during the perimenopausal phase can occur along with menopausal symptoms, and these 2 sets of symptoms are hard to tease apart, which makes it difficult for clinicians to appropriately treat these women,” said Dr Pauline Maki, professor of psychology and psychiatry in the University of Illinois at Chicago College of Medicine and co-lead author of the new guidelines. “Many women experience a new onset of depressive symptoms. If there is underlying low-level depression to begin with, perimenopause can increase the intensity of depressive symptoms.”

Regarding treatment, the panel recommends proven therapeutic options such as antidepressants, cognitive-behavioral therapy, and other psychotherapies as first-line therapies for major depressive episodes. When selecting an antidepressant, clinicians should consider the patient’s prior experience with these agents, as well as the possibility of adverse events and safety issues such as drug-drug interactions.

At usual doses, selective serotonin reuptake inhibitors (SSRIs) and serotonin-norepinephrine reuptake inhibitors (SNRIs) have been shown to be effective and may also improve menopause-related issues such as vasomotor symptoms and pain. Desvenlafaxine, in particular, has proven efficacy based on large, placebo-controlled trials involving peri- and postmenopausal depressed women. In addition, sleep disturbance and night sweats should be factored into the treatment of menopause-related depression. 

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With regard to estrogen therapy, the guidelines state that the treatment is ineffective for depressive disorders in postmenopausal women, although there is some evidence to suggest that estrogen has antidepressant effects similar to that seen with antidepressant agents in depressed perimenopausal women. In women approaching menopause, hormonal contraceptives, used continuously, may improve depressive symptoms. The panel notes that estrogen is not approved by the Food and Drug Administration to treat mood disturbance and that most studies of hormone therapy as a treatment for depression examined the effects of unopposed estrogen; data on combined hormone therapy or for progestogens is inconclusive.

As for botanical and alternative approaches, there is insufficient evidence to recommend these treatments for depression related to perimenopause.

“There has been a need for expert consensus as well as clear clinical guidance regarding how to evaluate and treat depression in women during perimenopause,” said Dr Susan Kornstein, professor of psychiatry and obstetrics & gynecology at Virginia Commonwealth University and co-lead author of the guidelines. “These new clinical recommendations address this gap and offer much-needed information and guidance to healthcare practitioners so that they can provide optimal care and treatment for midlife women.”

For more information visit journals.lww.com.

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Can Omega-Three Fatty Acid Monotherapy Successfully Deal with Adolescent Despair?

Posted in News on 23rd July 2018

July 20, 2018

This text initially appeared on Psychiatry Advisor.

O3FA had no significant clinical advantages compared with placebo on any clinical feature.

O3FA had no vital medical benefits in contrast with placebo on any medical function.

Outcomes of a double-blind, placebo-controlled research printed within the Journal of Medical Psychiatry recommend that omega-Three fatty acids (O3FA) will not be superior to placebo as monotherapy for adolescents with main depressive dysfunction.

Adolescents (age 12-19 years; 57% women) identified with main depressive dysfunction had been randomly assigned to both O3FA (n=24) or placebo (n=27) for 10 weeks (ClinicalTrials.gov identifier: NCT00962598). Each brokers had been administered at an preliminary dose of 1.2 g/day, titrated as much as a most dose of three.6 g/day in zero.6-g/day increments each 2 weeks. Members weren’t taking any psychotropic drugs in the course of the research interval. Investigators captured melancholy severity utilizing clinician scores on the Youngsters’s Despair Ranking Scale-Revised and self-ratings on the Beck Scale for Suicide Ideation. Members had been additionally monitored for dietary consumption, research compliance, and antagonistic occasions. 

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O3FA had no vital medical benefits in contrast with placebo on any medical function, together with melancholy severity and ranges of anhedonia, irritability, and suicidality. Each teams reported enhancements in clinician-rated melancholy severity (O3FA, P<.001; placebo, P<.00) and in self-rated suicidality (O3FA, P<.001; placebo, P=.002) in the course of the research interval. Utilizing clinician-rated melancholy scale scores, 42.9% of O3FA recipients and 50% of placebo recipients had been categorized as “remedy responders,” though no vital variations in response ranges had been recognized between teams (P=.63). Each teams skilled related enhancements within the melancholy subcategories of irritability (each P<.001) and anhedonia (O3FA, P=.001; placebo, P<.001). No vital antagonistic occasions had been noticed for both treatment at any dose.

These outcomes problem present conceptions that O3FA monotherapy could also be efficient in treating adolescent main depressive dysfunction. Nevertheless, the small pattern measurement and heterogenous nature of the research inhabitants might have restricted this evaluation. Future research are essential to elucidate the exact benefits, if any, provided by O3FA remedy.

Reference

Gabbay V, Freed RD, Alonso CM, et al. A double-blind placebo-controlled trial of omega-Three fatty acids as a monotherapy for adolescent melancholy. J Clin Psychiatry. 2018;79(four):17m11596.

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Intranasal formulation of ketamine exhibits promise in speedy remedy of melancholy, suicidality

Posted in News on 17th April 2018

A nasal spray formulation of ketamine exhibits promise within the speedy remedy of signs of main melancholy and suicidal ideas, based on a brand new research printed on-line as we speak in The American Journal of Psychiatry (AJP).

The double-blind research in contrast the usual remedy plus an intranasal formulation of esketamine, a part of the ketamine molecule, to plain remedy plus a placebo for speedy remedy of signs of main melancholy, together with suicidality, amongst people at imminent suicide threat. The research concerned 68 members randomly assigned to one among two teams – both receiving esketamine or placebo twice per week for 4 weeks. All members continued to obtain remedy with antidepressants all through. The researchers checked out results at 4 hours after first remedy, at 24 hours and at 25 days.

The research was performed by researchers at Janssen Analysis and Improvement and Janssen Scientific Affairs, Titusville, N.J., and San Diego, and the Yale Faculty of Drugs, New Haven, Conn. They discovered a major enchancment in melancholy scores and decreased suicidal ideation within the esketamine group in comparison with the placebo group at 4 hours and at 24 hours. The esketamine results weren’t larger than the placebo at 25 days. The measurement of suicide threat took into consideration each the affected person’s and clinician’s views.

The outcomes of the research assist nasal spray esketamine as a potential efficient speedy remedy for depressive signs in sufferers assessed to be at imminent threat for suicide, based on the authors. Esketamine may very well be an vital remedy to bridge the hole that exists due to the delayed impact of most typical antidepressants. Most antidepressants take 4 to 6 weeks to develop into absolutely efficient.

This research was a proof-of-concept, part 2, research for esketamine; it should nonetheless undergo a part three research earlier than potential FDA approval. It was funded by Janssen Analysis and Improvement, LLC.

The authors warning that extra analysis is required on the potential for abuse of ketamine. That warning can also be the main target of an accompanying AJP editorial additionally printed on-line as we speak. Within the editorial, AJP Editor Robert Freedman, M.D., together with members of the AJP Editorial Board, word the recognized potential for abuse and current studies of abuse of prescribed ketamine. They focus on the necessity for added analysis regarding the abuse potential of ketamine throughout part three trials, akin to monitoring of sufferers’ craving and potential ketamine use from different sources.

Whereas it’s the accountability of physicians to offer a suicidal affected person with the fullest vary of efficient interventions, the AJP Editor’s word, “safety of the general public’s well being is a part of our accountability as properly, and as physicians, we’re accountable for stopping new drug epidemics.” The Editors recommend the necessity for broad enter within the improvement of efficient controls on the distribution and use of ketamine.

Freedman and colleagues argue that steps to manage the usage of ketamine wouldn’t be aimed toward stopping its use for useful functions however would enable for remedy to “proceed to be obtainable to these with want, whereas the inhabitants that’s at-risk for abuse is protected against an epidemic of misuse.”

Supply:

https://www.psychiatry.org/newsroom/news-releases/study-shows-fast-acting-benefits-of-ketamine-for-depression-and-suicidality-caution-on-the-potential-for-abuse-and-the-need-for-effective-controls