Biological Therapies Flashcards
What are the types of therapy?
Chemotherapy
Psychosurgery
What two types of anti depressants are used to treat OCD?
Tricyclics
SSRIs
MAOIs
What is an example of a tricyclic?
Vivactil
How do tricyclics work?
They act on the two neurotransmitters, noradrenaline and serotonin which prevents reuptake to make more available in the post-synaptic neurone
What are some of the side effects of tricyclics?
Dizziness, blurred vision, dryness of mouth
What is good about tricyclics?
They are more effective than MAOIs, work quickly within two weeks and have fewer side effects than MAOIs
What is an example of SSRIs?
Prozac
How do SSRIs work?
They block the reuptake of serotonin, in turn increasing the amount of serotonin available in the synapse
What are the side effects of SSRIs?
Restlessness, weight gain/loss, vomitting
How do MAOIs work?
It prevents the enzyme monoamine oxidase from removing noradrenaline, serotonin and dopamine which improves cell communication and mood
What should you talk about when talking about MAOIs?
How they are no longer used because of all the negative side effects. They’ve been replaced by tricyclics.
What are some of the side effects of MAOIs?
Insomnia, muscle jerks, you were required to change your diet or you would become very ill
How many people do not benefit from drug therapy?
30-50%
What are the remains rate for drug therapy?
90%
Explain how drug therapy has a limited effectiveness…
30-50% receive no benefit
90% relapse rates
Palliative treatment
Need to stay on drugs for a long time, not good in terms of side effects