Here's the rub. Dr. Charles Nemeroff is the presenter for this continuing medical education activity entitled Add On Atypical Antipsychotics Efficacious in Short Term for Unipolar Depression. This post concerns slides 5, 6, and 9, which reference the aforementioned ARISE-RD study, which examined the use of risperidone as an add-on to citalopram (Celexa) in treating depression. The full presentation is available for your examination.
Slide 6 reads in part:
- Global Impressions of Sexual Functioning scores improved significantly in men and women (p < .02) with RIS augmentation.
- RIS may ameliorate sexual dysfunction associated with SSRIs.
Slide 9 reads in part:
- Augmentation options for treatment-refractory depression include adjunctive atypical antipsychotics.
-Controlled studies: short term efficacy with OLZ, ARI, RIS [risperidone]
In fact, here is what the lead author (Mark Rapaport) of the ARISE-RD study had to say about its results in a letter to the editor (currently in press):
The paper repeatedly states in Abstract, Methods and in Discussion that continuation of risperidone augmentation therapy was not more beneficial than placebo, and hence the working hypothesis was disproven...Compare and contrast: Nemeroff's presentation indicates that the study was a controlled trial showing that risperidone was more effective than placebo. The lead author admits that the study was a "negative finding" and that risperidone was "not more beneficial than placebo."
I would like to thank the reviewers and the editors of Neuropsychopharmacology for having the courage to allow us to publish this negative finding.
To summarize, Nemeroff did the following:
- Claimed that a peer-reviewed study showed risperidone improved sexual functioning, when the effects of treatment on sexual functioning were not even mentioned in the paper.
- Claimed that the study showed risperidone to demonstrate efficacy over placebo, which it in fact did not.
3 comments:
I've read a posting by a shrink accusing Nemeroff of crafting "lore" that luvox had less sexual side-effects than the other SSRIs. He smells like a repeat offender.
The lore that fluvoxamine has a lower incidence comes from Nemeroff et al. Depression 3: 163-169, l995. In a double-blind comparison, "Significantly more patients reported sexual dysfunction in the sertraline (28%) than in the fluvoxamine (10%) group." It was not clear if sexual function was evaluated by specific questioning. The party line from Solvay to me in a letter dated 2/7/97 was, "Reaching definitive comparative conclusions regarding SSRIs and incident rates of side effects is difficult... Overall, SSRIs cause significantly less sexual dysfunction than tricyclic antidepressants."
http://www.dr-bob.org/tips/split/SSRI-sexual-dysfunction.html
See also this article from the New York Times:
Undisclosed Financial Ties Prompt Reproval of Doctor
By Melody Petersen
Published: August 3, 2003
Two scientists are raising concerns about an article in a medical journal that described experimental treatments for depression because an author did not disclose his significant financial ties to three therapies that he mentioned favorably.
The executive editor of the journal said it had not required disclosure of the potential conflicts, but was considering changing its policy in light of the criticism. The ties between pharmaceutical companies and researchers have come under increasing scrutiny in recent years.
The lead author of the article, Dr. Charles B. Nemeroff, chairman of the department of psychiatry and behavioral sciences at the Emory School of Medicine in Atlanta, said he would have reported the conflicts of interest, which include owning the patent on a treatment he mentioned, if the journal had asked him to.
[rest of article snipped]
Read the full text here.
I have a concern with the vague statement of the sexual side effects of risperdal. Ex.,increased sexual desires...in what age range,gender,ethnicity, etc.? Furthermore, how does this effect children who have been on risperdal at such ages as 6,7,8 and so on? Does it throw them into puberty before the natural order? In puberty, does it make the sexual development more aggressive?
If all of this is going on and no studies have been done or clearly defined this issue, then why are they giving risperdal to children when the side effects could cause severe damage to not only the children but to society?
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