Psychotropic drugs, Biology

Psychotropic Drugs -

Act on brain and effect its normal functioning slow down and interphere in the functioning of the nervous system.

These drugs alter behaviour, consciosness & power of perception.

They alter mood of a person, so are called mood-altering drugs.

Have visible effect on the behaviour of a person.

Impair the person's judgement.

They make a person increasingly dependent on them. Therefore, called as habit forming or addictive drugs.

Lend to both physical & mental addiction.

Certain terms related to habit forming drugs are -

  • Tolerance.
  • Drug abuse or drug addiction.
  • Withdrawl symptoms.
  • Emotional & psychological addiction.
  • Physchological drug dependence.

1. Tolerance -

It means less response to a specific dose with repeated use.

2. Drug abuse -

It means after a drug has been taken for some time, it is very hard to give up its use. It is state of periodic & persistent urge. 

An addict shows following characters -

(i) A strong urge to take drug.

(ii) To get desired effect, increase the dose.

(iii) Physical & mental dependence on the drug.

3. Withdrawl symptoms -

When a drug is taken regularly for some time, 2 types of addictiction may occur - physical and emotional or psychological.

4. Physical addiction -

Body develops a need for the drug, when the drug suply is cut off, the body shows withdrawl symptoms are -

(i) Severe abdominal pain

(ii) Muscular cramps

(iii) Headache

(iv) Fever

(v) Watering of eyes & nose

(vi) Vomiting & pain in stomach

(vii) Sleeplessness, difficulty in breathing, irregular heart beat.

5. Emotional addiction -

It means a person has strong urge for the drug either for pleasure or to avoid the intense physical disturbance. If the drug is not given, the addict faces severe depression.

Posted Date: 10/4/2012 8:24:56 AM | Location : United States







Related Discussions:- Psychotropic drugs, Assignment Help, Ask Question on Psychotropic drugs, Get Answer, Expert's Help, Psychotropic drugs Discussions

Write discussion on Psychotropic drugs
Your posts are moderated
Related Questions
Define Iron deficiency anaemia During pregnancy? Iron deficiency anaemia (microcytic hypo chromic anaemia) is widespread among adolescents and young women during their reproduc

Simple sugars are monosaccharides consisting of a single polyhydroxy aldehyde or ketone unit. Their general formula is (CH 2 0) n (n=3 to 7).

Determine the Factors that Affecting Food Choice? As a dietician, it is necessary to understand how our food choices are affected. Every day we make food choices which influenc

Q. What is the chemical equation of the formation of bicarbonate from water and carbon dioxide? What is the enzyme that catalyzes this reaction? The chemical equation of the ch


Partial Pericardiectomy :  The approach can be either by a left anterolateral thoracotomy or median sternotomy. For pyogenic pericarditis with adhesions and loculations a par

Effects on Health - Water Pollution Water pollution deteriorates the quality of water used for drinking, bathing, swimming, recreation and irrigation. Water contaminated with

State the phases of soil genesis Soil genesis embodies two distinct phases. One is weathering that involves disintegration and decomposition of rocks and minerals, the other is

What do you mean by Cold Deserts? Cold deserts cover a vast area north of the Himalayan ranges forming an ecosystem with exceptionally low temperatures which may reach - 75°C a

Describe the Classification of Arthropoda? Most arthropods also go through a growth process called metamorphosis, whereby they change their bodies into an entirely different fo