Introduction of Pharmacology and branches or division of Pharmacology.
INTRODUCTION AND BRANCHES OF PHARMACOLOGY
Pharmacology - is the science of drug,
In broad- it deals with exogenously administered chemical molecules with living system, or any single chemical material which can produce a biological response known as drug .
Drug - Drug is a single chemical substance present in medicine used for diagnosis, treatment, cure of diseases in animals and humans.
BRANCHES/DIVISIONS OF PHARMACOLOGY
[1] Pharmacodynamic
It includes physiological and biochemical effect of drug at organ system/subcellular/macromolecular level.
[2] Pharmacokinetics
This refers to movement of drug in and alteration of drug in body, it includes absorption, localization, distribution, biotransformation, and excretion of drug.
[3] Pharmacotherapeutics
It is the application of pharmacological information together with knowledge of disease for its prevention and cure.
[4] Clinical Pharmacology
The aim of clinical pharmacology is to generate the data for optimum use of drug.
Also includes scientific study of new and old drugs.
[5] Chemotherapy
It is the treatment of systemic infection or malignancy with specefic drugs that have selective toxicity for the infecting organism/malignant cell with no or minimal effect on host cell.
[6] Pharmacy
It is the technique and science of compounding and dispensing drugs for administration of drugs to man and animals.
It includes collection, identification, purification, isolation, standardisation, and quality control of medicinal substances.
[7] Toxicology
It is the study of poisonous effect of drug and otherchemical substances.
It also includes study of adverse effect of drugs.
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