1.1.2 DT Anti Anxiety Drugs (Bi) Flashcards Preview

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Flashcards in 1.1.2 DT Anti Anxiety Drugs (Bi) Deck (16):

Give examples of anxiety disorders:

• phobias
• obsessive compulsive disorder
• generalised anxiety disorders
• post-traumatic stress disorder


What does an an anxiety disorder involve?

Continued worry of fear that worsens over time


What drugs can be used to treat anxiety disorders?

•beta blockers


What is a benzodiazepine and when is it used?

It is a type of sedative sometimes used by severe periods of anxiety as they help ease symptoms within 30-90 minutes of taking the drugs


How do benzodiazepines work?

enhancing the action of the neurotransmitter GABA, found in high concentrations in the cortex and limbic system.
GABA reduces the excitability of neurons thus having a calming effect on the human brain


What are the side effects of benzodiazepines?

•problems with memory
•problems with concentration
• headaches
• tremors


What is the main issue of benzodiazepines?

They are highly addictive and as a result can't be used for more than four weeks at a time


What is a beta blocker, what does it do and when is it used?

- a drug used to decrease the activity of the heart by blocking the action of hormones such as adrenaline and noradrenaline
- commonly used to treat heart conditions
- also used to treat the physical symptoms of anxiety


What are the physical symptoms of anxiety beta blockers treat?

• shaking
• trembling
• blushing
• heartbeat


What do beta blockers block?

The release of the stress hormones adrenaline and noradrenaline in some areas of the body


What does using beta blockers result in?

Decease in heart rate and blood pressure


What are the common side effects of beta blockers?

• dizziness
• tiredness
• blurred vision
• cold hands and feet


What are the less common side effects of beta blockers?

• insomnia
• depression


What did Kahn et al study?

The effectiveness of benzodiazepines in comparison to a placebo group


How did Kahn et al carry out the research?

• scientific manner (no researcher bias)
• followed 250 patients over 8 weeks
• 2 groups (placebo) and (BZ)


What did Kahn et al find?

• BZs were significantly superior to placebos in the treatment of anxiety disorders

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