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
Using the Raisin Bread model from the textbook, describe the expansion of the universe. Do the galaxies expand also?

There are two main sources of pollution: (1). Natural Sources:             (a) Volcanic ash             (b) Marsh gas (CH4) released from decay of organic matter.

Types of Leukemia Leukaemia may be chronic  or acute and is classified  into  the  following  categories:  i)  Acute Lymphocytic Leukaemia (ALL) This is  the most comm

Define Dietary Management during Surgery? Surgery increases the nutritional demands of the body and can lead to the elicitation of several nutritional deficiencies/imbalance. M

State the amount of micronutrients in fertilizers The amount of micronutrients in fertilizers must be much more carefully controlled than the macronutrients. The difference be

Needlestick/sharp instrument injuries are of major concern to health care workers. All of the significant exposures reported in the academic year 2003/04 in our Faculty, were injur

Explain the Treatment Options after Endodontic Failure a) Non-surgical retreatment "re-endo", b) Root-end surgery "if there is a will detected mistake as separated instrumen

Q. What are the classes into which the phylum Arthropoda is divided? What are the three major ones and some of their representative species? The three main classes of arthropod


what about cytoplasmic sex determination