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Depression 411
Depression
| Question | Answer |
|---|---|
| Significant reduction in depressive symptoms. 50% reduction in depression rating scale score. | Response |
| Reduction of depressive symptoms to the point that the pt is virtually asymptomatic. HAM-D<7. | Remission |
| Goal of Therapy | Treatment to Remission |
| Sustained remission > 6 months | Recovery |
| Return of depressive symptoms before achieving recovery | Relapse |
| Successive episode of MDD after recovery from initial episode of MDD | Recurrence |
| Initial 6-12 wks of treatment, initial response and remission is typically achieved | Acute Phase |
| Treatment bridging remission to recovery. 6-9 mos | Continuation phase |
| Continuation of AD at full therapeutic dose for extended periods of time. | Maintenance phase |
| Inhibit serotonin transporter | SSRI's MOA |
| Most frequently used AD's | SSRI's |
| Dosed once a day | SSRI's |
| Typically given in morning, but can be given at any time of day | SSRI's |
| Fluoxetine, Sertraline, Paroxetine, Citalopram, Escitalopram, Fluvoxamine | SSRI's |
| activation, sedation, sleep disturbances, sexual SE's, weight gain | SSRI's ADR's |
| Inhibit neuronal reuptake of 5HT and NE | SNRI's MOA |
| Nausea, GI complaints, insomnia, sexual SE's, increased BP, sweating, agitation | SNRI's ADR's |
| Inhibition of DA and NE reuptake | Bupropion MOA |
| Lowers seizure threshold, contraindicated for pts with seizure disorder | Bupropion |
| Low incidence of sexual SE's, lack of serotonergic activity | Bupropion |
| Enhances NE and 5HT activity | Mirtazapine (Remeron) MOA |
| Sedating, take at bedtime | Mirtazapine (Remeron) |
| Significant weight gain | Mirtazapine (Remeron) ADR's |
| Inhibition of NE and 5HT reuptake to various extents | Tricyclic AD's MOA |
| Lethal in OD, caution in suicidal pts | Tricyclic AD's |
| Enhances 5HT activity | Trazodone |
| Very sedating-used to treat insomnia at low doses | Trazodone |
| Older agents not used much anymore, lots of interactions and SE's | MAOI's |
| Venlafaxine, Duloxetine | SNRI's |