antidepressant powerpoint on pharmacology
DESCRIPTION
pharmacology understanding on antidepressants in pyschiatry and the ways it affects our neurotransmittersTRANSCRIPT
Antidepressants
Pharmacotherapyu Antidepressantsu Anxiolyticsu Mood stabilizersu Antipsychotics
Psychotherapyu Cognitive behavioral
therapyu Interpersonal therapyu Marital/family counselingu Group therapy
Somatic Therapyu Electroconvulsive therapyu Bright light therapyu Possibly:
F Transcranial magnetic stimulation
F Vagal nerve stimulationF Sleep deprivation
TCA
• block reuptake of NE & 5ST
• major depression, bedwetting, OCD, fibromyagia
TCA SIDE EFFECTSTricyclic Action SE
(-)presynaptic NT (NE/5ST) reuptake tremor, insomnia
Block of cardiac fast Na channels conduction defect, arrythmias, hypotension
antagonism of c/p muscarinic Ach receptor hyperthermia, flushing, dilated pupil, ileus
SSRI
FLUOXETINE
PAROXETINE
SERTRALINE
CITALOPRAM
SSRI MOA
SEROTONIN SPECIFIC REUPTAKE INHIBITORS
CLINIC USE:DEPRESSION, OCD,BULIMIA, SOCIAL PHOBIAS, PTSD
SNRI
• INHIBIT SEROTONIN AND NE REUPTAKE
• CLINICAL USE: DEPRESSIONo VENLAFAXINE CAN ALSO BE USED FOR
GENERALIZED ANXIETY DISORDERo DULOXETINE ALSO INDICATED FOR DIABETIC
PERIPHERAL NEUROPATHY
MAO INHIBITORS
TRANYLCYPROMINE
PHENELZINE
ISOCARBOXAZID
SELEGILINE
MOA:NONSELECTIVE MAO INHIBITION WHICH WILL INCREASE LEVELS OF AMINE NT
MAOI
CLINICAL USE:
ATYPICAL DEPRESSION
ANXIETY
HYPOCHONDRIASIS
HYPERSOMNIA
ATYPICAL ANTIDEPRESSANTSBUPROPION
INCREASE NE DA
TOXICITY(STIMULANT EFFECT)
TACHYCARDIA, INSOMNIA, HEADACHE, SEIZURE IN BULIMIC PATIENTS
MIRTAZAPINE
A2-ANTAGONIST:INCREASE RELEASE OF NE AND 5ST
POTENT 5ST2 AND 5ST3 ANTAGONIST
SE:SEDATION, INCREASED APPETITE, WEIGHT GAIN, DRY MOUTH
MAPROTILINE
BLOCKS NE REUPTAKE
SE:SEDATION, ORTHOSTATIC HYPOTENSION
TRAZODONE
INHIBITS 5ST REUPTAKE
USED FOR INSOMNIA
SE: SEDATION, NAUSEA, PRIAPISM, POSTURAL HYPOTENSION