Psycho-Babble Medication Thread 1081915

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Benefit of 5ht1a agonists (like Flibanserin/Addyi)

Posted by Hello321 on August 30, 2015, at 12:39:42

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2013794/

Conclusions and implications: Rat somatodendritic 5-HT1A receptors controlling hippocampal 5-HT release were rapidly desensitized by chronic activation with a high-efficacy 5-HT1A agonist, but not by chronic activation with a partial agonist. Thus, rapid 5-HT1A autoreceptor desensitization by high-efficacy agonists may accelerate the onset of the therapeutic effects of antidepressants.

 

Re: Benefit of 5ht1a agonists (like Flibanserin/Addyi) » Hello321

Posted by SLS on August 30, 2015, at 12:46:28

In reply to Benefit of 5ht1a agonists (like Flibanserin/Addyi), posted by Hello321 on August 30, 2015, at 12:39:42

Pindolol?

 

Re: Benefit of 5ht1a agonists - Oops » SLS

Posted by SLS on August 30, 2015, at 12:50:31

In reply to Re: Benefit of 5ht1a agonists (like Flibanserin/Addyi) » Hello321, posted by SLS on August 30, 2015, at 12:46:28

> Pindolol?

Oops.

Pindolol is an antagonist (somatodendritic, I believe). However, it was once investigated for its purported ability to accelerate the therapeutic effects of SSRIs.

:-(


- Scott

 

Re: Benefit of 5ht1a agonists - Oops

Posted by Hello321 on August 30, 2015, at 13:10:02

In reply to Re: Benefit of 5ht1a agonists - Oops » SLS, posted by SLS on August 30, 2015, at 12:50:31

http://www.ncbi.nlm.nih.gov/pubmed/9661257

Well, heres another study saying Flibanserin acts as a full agonist for 5ht1a receptors in certain areas of the brain and just a partial agonist at others, if i understand correctly. Then it says "Therefore, flibanserin presented a marked selectivity for postsynaptic 5-HT1A receptors when applied locally, but not when administered intravenously. It remains to be determined if flibanserin preferentially activates postsynaptic 5-HT1A receptors upon sustained systemic administration."

Uhh, what does that mean exactly? One has to take it a certain way for it to work at postsynapic receptors? Im guessing when taken by mouth, at least chronically, it does indeed agonoze the postsynaptic receptors.


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