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Preformulation: Solubility Profile of Drugs
Introduction The maximum amount of solute dissolved in unit amount of solvent in certain conditions of temperature and pH called as solubility. To enter into systemic circulation, the drug is needed to go into the solution form. Solubility profile plays an important role in preformulation study to design a suitable method for obtaining a solution
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Pharmacognosy: Drug Adulteration and Drug Evaluation
Introduction The therapeutic potential of drugs obtained from natural sources has been recognised by humans for centuries. A rich history of traditional system of medicines gives in-depth knowledge about therapeutic uses of drugs of natural origin. Now a days also drugs of natural origin is popular because of minimum side effects compared to modern system
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Pharmacognosy- Classification of Drugs
Introduction There are thousands of plant species used as medicine. The drugs used in Indian traditional systems of medicines are 90% based on plant sources. These drugs are considered to be safe, cost effective and having minimal side effects. To study the individual drug, from variety of drugs sources and their uses, one must use
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Organized and Unorganized Crude Drugs
Introduction The chemical substances from natural origin, either used directly or indirectly without modifying its chemical composition is called as crude drugs. Crude drugs mainly categorize in two main categories one is organised crude drugs and other is unorganised crude drugs. Organised crude drugs are the direct organs of the plant or animals for example,
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Pharmacognosy: History, Development, Scope and Sources of Crude Drugs
Introduction Pharmacognosy word is derived from two Greek words, pharmakon means drugs and gignosco means to acquire knowledge of something. The term pharmacognosy is first termed by German scientist Seydler (1815), in his work “Analacta Pharmacognistica”. Pharmacognosy is the systemic study of crude drugs obtained from natural origin like plant, animal and minerals. Pharmacognosy is
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Nucleic Acids: Structure, Classification and Biological Importance
Introduction Nucleic acids are the large biomolecules that store, encode and transmit genetic data from one generation to another in the form of DNA and RNA. Each functional unit of nucleic acid is called as nucleotide. Each nucleotide is made up of three parts: a phosphoric acid residue, a sugar and a nitrogen containing heterocyclic
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Proteins: Classification, Structure, Chemical Nature and Biological Importance of Proteins
Introduction Proteins are complex, naturally occurring polymers of amino acids held together by peptide bonds. They are crosslinked between chains by sulfhydryl bonds, hydrogen bonds and van der wall forces. Proteins have highly complex chemical composition than any other biologically active compound. Proteins are made up of 20 alpha amino acids. Proteins comes in many
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Lipids: Classification, Chemical Nature and Biological Importance
Introduction Lipids are fatty organic compounds which make up the building blocks of structure and function of cells of living organisms. Lipids are insoluble in water and soluble in nonpolar solvents. Like other biomolecules lipids also plays an important role in human life and other living organisms. Lipids serve various functions in biological systems, including
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Preformulation- Goals, Objective and Physicochemical properties of drug substance
Introduction to Preformulation Preformulation is first phase in the formulation of new dosage form a new drug substance. When new drug is discovered, it needs to be restructured into the appropriate dosage form to produce desired action at a particular site. Preformulation is a study of physical and chemical properties of the drug substance alone
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All India Institute of Ayurveda (AIIA)- Recruitment of Pharmacist 2024
All India Institute of Ayurveda (AIIA)- Recruitment of pharmacist post 2024 All India Institute of Ayurveda (AIIA) published latest notification for the recruitment of various non-teaching posts (pharmacist) by direct recruitment or deputation. The job location will be AIIA, New Delhi and its satellite centre at AIIA, Goa. All India Institute of Ayurveda (AIIA) is
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