Antidepressant Sexual Side Effects
Sexual side effects caused by antidepressants are
completely recognized, but this represents a practical problem of managing to
physicians. Erectile dysfunction, diminished libido and
delayed/attenuated or absent orgasm (dysorgasmia or anorgasmia) are the most common sexual side effects
reported because of antidepressant treatment.
However, sexual side effects caused by antidepressants
are also a very challenge to clinicians, since they have to distinguish between
sexual dysfunction (SD) associated with depression, treatment-emergent SD and
pre-existing SD exacerbated by treatment.
Making the difference between these situations is quite
important, since treatment strategies are not the same for the above mentioned
SDs. Sexual dysfunction associated with depression may be treated raising the
antidepressant dose, however, this would be particularly inappropriate for a
treatment-emergent SD, in which case the appropriate thing is to lower the
dose.
For managing appropriately antidepressant-induced
sexual dysfunction, experts recommend that clinicians may attempt to alleviate
the sexual side effects of a drug though a reduction of the dose and/or a
change to an alternative therapy that may be less likely to cause sexual side
effects. These strategies are more likely to be used in patients who are not
responding fully to treatment and also risk sacrificing the therapeutic benefit
of treatment.
Nonpharmacologic
interventions are also recommended by experts. Behavioral and
cognitive-behavioral techniques employed by sex therapists are the most common,
although there are no studies evaluating their success in patients taking
antidepressants.
There exist a number of medications quite useful in the
treatment of sexual dysfunction associated with antidepressants. Under experts'
opinion, the most common medications for antidepressant-induced sexual
dysfunction fall into three categories:
·
Dopaminergic
agents, such as amantadine and pramipexole.
·
a2-adrenergic
receptor antagonists such as yohimbine.
·
Serotonin 5-HT2 or 5-HT3 receptor
antagonists, including granisetron, nefazodone and cyproheptadine.
The reported incidence of sexual dysfunction (SD) with
different antidepressants, for instance, varies quite markedly, due in part to
the methodologies used for collecting such information.
Researchers of a recently published study, in which
patients received newer antidepressants, note that the reported incidence of
sexual side effects in the product labeling for the new medication is around 15
per cent, but when asked directly, up to 70 per cent of patients report SD.
The cause of this problem is not really clear yet, but
if you were diagnosed to take antidepressants for your depression and you have
experienced sexual side effects as the above mentioned, be sure to tell your
doctor about it.
The importance of doing this is that your doctor may
adjust your medication regimen or change your medication if it is possible, so
you will be able to continue taking the antidepressant needed without
sacrificing your sexual pleasure and activity.
This matter, however, is not as simple as seem at first
sight, since depressed patients with sexual dysfunctions caused by their
medication lead them to non-compliance with antidepressant pharmacotherapy
which may also complicate their depression state.
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