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1. Which receptor is primarily stimulated by adrenaline in the heart? A. α1 receptor B. α2 receptor C. β1 receptor D. β2 receptor Answer: C. β1 receptor 2. Atropine is classified as a: A. Cholinergic agonist B. Anticholinergic drug C. Adrenergic blocker D. Antihistamine Answer: B. Anticholinergic drug 3. Which drug is used as an … Read more
📌Introduction Drug-food interactions occur when food, beverages, or dietary supplements affect the absorption, distribution, metabolism, or excretion of medications. These interactions may alter the effectiveness of a drug, increase adverse effects, or reduce therapeutic outcomes. Understanding drug-food interactions is important for healthcare professionals and patients to ensure safe and effective medication use. Drug-food interactions are … Read more
📌Introduction Drug-drug interactions (DDIs) occur when the effects of one drug are altered by the presence of another drug administered simultaneously. These interactions may increase or decrease the therapeutic effect of a drug and can sometimes lead to serious adverse effects. Drug-drug interactions are a major concern in clinical practice, especially in patients receiving multiple … Read more
📌Introduction Medication errors are among the most common preventable causes of patient harm in healthcare systems worldwide. These errors can occur at any stage of the medication-use process, including prescribing, dispensing, administering, and monitoring medications. Medication errors may result in adverse drug events, prolonged hospitalization, increased healthcare costs, and even death. The World Health Organization … Read more
📌 Introduction Pharmacovigilance is an important branch of pharmacy that focuses on the detection, assessment, understanding, and prevention of adverse effects caused by medicines. It plays a major role in ensuring patient safety and improving the safe use of drugs. The word pharmacovigilance is derived from:• “Pharmakon” meaning drug • “Vigilare” meaning to keep watch … Read more
📌 Introduction Anticholinergic drugs block the action of acetylcholine at muscarinic receptors and suppress parasympathetic nervous system activity. These drugs are widely used in asthma, COPD, motion sickness, Parkinson’s disease, and organophosphate poisoning. Anticholinergic drugs are highly important for GPAT, DSSSB, PCI, and other pharmacy examinations. 📝 MCQs 1. Anticholinergic drugs are also known as: … Read more
📌 Introduction Anticholinergic drugs are important pharmacological agents that block the action of acetylcholine at cholinergic receptors. These drugs mainly inhibit parasympathetic nervous system activity and are also known as parasympatholytic drugs or cholinergic blocking agents. Anticholinergic drugs are widely used in the treatment of asthma, chronic obstructive pulmonary disease (COPD), motion sickness, Parkinson’s disease, … Read more
📌 Introduction Cholinergic drugs stimulate cholinergic receptors or increase the action of acetylcholine in the body. These drugs mainly mimic parasympathetic nervous system activity and are used in glaucoma, myasthenia gravis, urinary retention, and Alzheimer’s disease. Cholinergic drugs are highly important for GPAT, DSSSB, PCI, and other pharmacy examinations. 📝 MCQs 1. Cholinergic drugs are … Read more
📌 Introduction Cholinergic drugs are important pharmacological agents that mimic the action of acetylcholine in the body. These drugs mainly stimulate the parasympathetic nervous system and are therefore also known as parasympathomimetic drugs. Cholinergic drugs play an important role in the treatment of glaucoma, myasthenia gravis, urinary retention, Alzheimer’s disease, and postoperative ileus. This topic … Read more
📌 Introduction Adrenergic drugs act on the sympathetic nervous system and stimulate alpha and beta adrenergic receptors. These drugs are widely used in asthma, shock, cardiac arrest, hypertension, and nasal congestion. Adrenergic drugs are an important topic for GPAT, DSSSB, PCI, and other pharmacy examinations. 📝 MCQs 1. Adrenergic drugs are also known as: A) … Read more