Category: Pharmacy Exam Questions

Concept of diffusion: Laws of diffusion, Steady state diffusion, Measurement of diffusion and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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Diffusion is defined as the mass transfer of individual molecules of a substance (diffusant), brought about by random molecular motion along a concentration gradient. Diffusion is caused by the Brownian motion of atoms or molecules and results in the decrease […]

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Gastroesophageal reflux disease, drugs used in GERD, side effects and MCQs for GPAT, NIPER, Drug inspector and pharmacist exam.

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GERD: Gastroesophageal reflux disease, it is a digestive disease in which stomach acid or bile irritates the food pipe lining. This is a chronic disease in which stomach acid and bile flows into the food pipe and irritates the lining. Acid […]

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Concept of dissolution: In vitro In vivo correlation, Biopharmaceutical Classification system and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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IN VITRO–IN VIVO CORRELATION: IVIVC refers to a relationship between a physicochemical characteristic of the dosage form, as determined by in vitro dissolution and biological property and as determined by in vivo pharmacokinetics. The objectives of IVIVC are to use […]

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Concept of dissolution: Dissolution apparatus, dissolution conditions, dissolution profile comparison and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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Any dissolution test method involves immersing the dosage form in a suitable dissolution medium, which is kept in motion at a constant speed and requires determining the rate at which the drug substance is released from the dosage form and […]

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Solubility: Solubility of slightly soluble and weak electrolyte and MCQs for NEET, GPAT, NIPER, Pharmacist and Drug Inspector exam

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Systems of solids in liquids include the most frequently encountered and probably the most important type of pharmaceutical solutions. Many important drugs belong to the class of weak acids and bases. They react with strong acids and bases and, within […]

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Solubility: Calculating solubility of weak electrolytes as influenced by pH, influence of solvents on the solubility of drugs and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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Calculating the Solubility of Weak Electrolytes as Influenced by pH: From what has been said about the effects of acids and bases on solutions of weak electrolytes, it becomes evident that the solubility of weak electrolytes is strongly influenced by […]

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Solubility: Effect of ionic dissociation and molecular association on partition, drug action and distribution coefficient and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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Effect of Ionic Dissociation and Molecular Association on Partition: The solute can exist partly or wholly as associated molecules in one of the phases or it may dissociate into ions in either of the liquid phases. The distribution law applies […]

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Peptic ulcer, Classification of Antiulcer Drugs, Mechanism of action, Pharmacokinetics, Side effects, Drug interactions and Uses, MCQs for GPAT, NEET PG,NIPER, Drug inspector exam and pharmacist exam.

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PEPTIC ULER: Peptic ulcer are open sores that develop on the inner lining of the stomach and the upper portion of small intestine. It occurs in that part of the g.i.t which is exposed to gastric acid secretions. Types of […]

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Asthma, Antiasthmatic drugs, Pharmacodynamics , Pharmacokinetics, Side effects, Uses and MCQS for GPAT, NIPER, Pharmacist and Drug inspector exam

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Bronchial Asthma: It is chronic condition in which a person’s airways become inflamed swell, narrow and produce extra mucus which make difficulty in breathing. Sign and symptoms: Coughing, shortness of breath, chest tightness and wheezing sound (whistling sound in airways). […]

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Concept of dissolution: Dissolution mechanism and MCQs for GPAT, NIPER, Pharmacist and Drug Inspector exam

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Orally administered drugs can exert their pharmacologic actions only when they come into systemic circulation from their site of administration, and thus, drug absorption is an important prerequisite. Absorption of drug from solid oral dosage forms is mainly influenced by […]

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