Notes

Notes on various topics of Pharmacology.

Newer Antipsychotic Drugs

Author- Dr. Md. Shamim, MD Overview Newer antipsychotic drugs, often referred to as second-generation or atypical antipsychotics, can be categorized based on their chemical structure, mechanism of action, and therapeutic applications. Here is a comprehensive overview of some of the newer antipsychotic drugs under different headings. By Chemical Structure Benzisoxazole Derivatives Risperidone: Known for its […]

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Pharmacogenetics

Author- Dr. Md. Shamim, MD Overview Pharmacogenetics is the study of how an individual’s genetic makeup influences their response to medications. This field combines pharmacology (the science of drugs) and genomics (the study of genes and their functions) to develop effective, safe medications and doses tailored to a person’s genetic profile. History and Development The

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Reverse Pharmacology

Author- Dr Md Shamim, MD Overview Reverse Pharmacology (RP) is a science of integrating documented experiential hits into leads by transdisciplinary exploratory studies and further developing into drug candidates by experimental research. In this approach, the candidate travels a reverse path from ‘clinics to laboratory’ rather than classical ‘laboratory to clinics. History of Reverse Pharmacology

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Phase 0 Trial

Author- Dr. Md Shamim, MD Overview Phase 0 Trial is a First-In-Human trial, conducted prior to traditional Phase 1 dose escalation, safety, and tolerance studies. It can be initiated with a less extensive pre-clinical data than traditional Phase 1 trial. It is also referred as Pre-phase 1 trial or Pilot study or Exploratory Investigational New

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Atropine: 10 Best Therapeutic Indications

Dr. Md. Shamim, MD. Overview Atropine is an antimuscarinic (Anticholinergic) drugs. It is used as antidote in organophosphate poisoning. It acts on all types of muscarinic receptors. Atropine was named after Atropos, in Greek mythology, who was known for cutting the thread of life. It has a great role in the management of Organophosphate poisoning.

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Muscarinic Receptors: The Biggest role in Parasympathetic Effects

Dr. Md. Shamim, MD. Overview Muscarinic Receptors are a type of Cholinergic receptors. These receptors having binding sites for Acetylcholine. Other Cholinergic receptors are nicotinic receptors. All parasympathetic effects are mediated by muscarinic receptors. These receptors are further divided into five subtypes e.g. M1, M2, M3, M4 & M5. These are G-Protein Coupled receptors. The

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Carvedilol: The Best Third Generation Beta Blockers.

Author- Dr. Md. Shamim, MD. Overview of Third Generation Beta Blockers Third Generation Beta Blockers having important role in the management of cardiovascular diseases. Carvedilol having additional properties other than antiadrenergic effects, that is why it is considered as best third generation beta blockers. Based on pharmacological effects, there are three generations of β-blockers. First

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4 Best Measures to Manage Patients Receiving Systemic Corticosteroids

Author- Dr. Md. Shamim, MD. Introduction of systemic corticosteroids Systemic corticosteroids have important role in the treatment of many inflammatory, immunologic, hematologic, and other disorders. It contains properties of anti-inflammatory and immunosuppressive activity. Therapeutic Indications of systemic corticosteroids 4 best measures to manage patients receiving systemic corticosteroids Prescribing recommendations of systemic corticosteroids Monitoring recommendations of

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