[A] Biological interventions Flashcards

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1
Q

What two types do drugs tend to fit into?

A

Agonists - a less harmful replacement for the addiction.

Antagonists - block target receptor sites.

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2
Q

How does nicotine replacement therapy work?

A

It administers substitute nicotine through a range of products including patches, gum and inhalers.

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3
Q

How does substitute nicotine act?

A

In the same way as regular nicotine, stimulating neurotransmitters.

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4
Q

How is the person brought to a final quit?

A

The dosage of the nicotine replacement therapy is slowly weakened until the person is weaned off altogether.

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5
Q

How is pharmaceutical nicotine safer?

A

It does not contain many of the harmful carcinogens found in cigarettes like tar.

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6
Q

Consider how effective nicotine replacement therapy is in three points.

A
  1. Alternative for those who can’t give up which is still safer.
  2. Davidson et al reported 12 month abstinence rates of 28% for those on patches compared to 18% for placebos.
  3. Some products can be uncomfortable or distasteful.
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7
Q

What is naltrexone?

A

An antagonist drug which blocks opioid receptors, reducing pleasurable effects of the addictive substance.

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8
Q

What is the central idea behind antagonist drugs?

A

Without the reinforcing effects, the user will no longer want to take the drug and the habit will be broken.

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9
Q

What drug is prescribed for problem drinking?

A

Nalmefene.

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10
Q

Consider how effective naltrexone is in three points.

A
  1. Versatile, can be used on a variety of addictions including gambling.
  2. Psychological symptoms of addiction are not treated/considered.
  3. Can control unpleasant withdrawal symptoms.
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