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New Drug Update 2010-2011 Faculty Disclaimer - CME Conferences

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2 nd Annual Essentials in Primary Care<br />

Fall Conference<br />

Friday, November 11, <strong>2011</strong><br />

Vilazodone HCl - Viibryd<br />

by Trovis/Forest<br />

• Approved for the treatment of<br />

adults with major depressive<br />

disorder (MDD).<br />

• An SSRI and partial serotonin<br />

5-HT1A receptor agonist.<br />

• It is not clear what role the<br />

partial agonist activity<br />

contributes to the clinical<br />

activity of vilazodone.(like<br />

adding buspirone to an SSRI?)<br />

• Metabolized by CYP 3A4 and<br />

has a T1/2 of about 25 hours<br />

• 10, 20 and 40<br />

mg tablets<br />

Vilazodone HCl - Viibryd<br />

• A randomized, double-blind, placebo-controlled trial with<br />

an 8-week treatment duration enrolled 410 adults 18 to<br />

65 years of age diagnosed with a single or recurrent<br />

episode of MDD lasting for periods between 4 weeks<br />

and 2 years with a score of at least 22 on the 17-item<br />

Hamilton Rating Scale for Depression (HAM-D-17) and a<br />

score of at least 2 on the HAM-D-17 item 1 (depressed<br />

mood). (J Clin Psychiatry. 2009;70(3):326-333)<br />

– Patients were randomized (1:1) to receive placebo or vilazodone<br />

10 mg/day in week 1. The dosage was increased to 20 mg/day in<br />

week 2, and then to 40 mg/day for the remainder of the 8-week<br />

study.<br />

Wayne Weart<br />

<strong>New</strong> <strong>Drug</strong> <strong>Update</strong> Part I

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