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Pharmacology

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antiemetic drugs to relieve nausea and vomiting
Posted inGI Pharmacology

Pharmacology of Antiemetic Drugs

Introduction Nausea and vomiting are defensive reflexes that protect the body from ingested toxins and noxious substances, but they can also emerge from various benign or pathological stimuli. From motion sickness and morning…
Read More Pharmacology of Antiemetic Drugs
Posted by Pharmacology Mentor August 15, 2023
alpha-blockers
Posted inANS Pharmacology

Pharmacology of Alpha-Blockers

Introduction Alpha-adrenergic receptor antagonists, commonly referred to as alpha-blockers, form a crucial element in the pharmacologic management of several cardiovascular and genitourinary conditions. By blocking alpha-1 and/or alpha-2 adrenergic receptors, these agents…
Read More Pharmacology of Alpha-Blockers
Posted by Pharmacology Mentor August 14, 2023
beta-blockers
Posted inANS Pharmacology

Pharmacology of Beta-Blockers

Introduction Beta blockers, also known as β-adrenergic receptor antagonists, are a foundational class of cardiovascular drugs used to treat hypertension, ischemic heart disease, heart failure, arrhythmias, and other conditions. By…
Read More Pharmacology of Beta-Blockers
Posted by Pharmacology Mentor August 14, 2023
alpha blockers
Posted inANS Pharmacology

Pharmacology of Alpha Agonists

Introduction to Alpha Agonists: Alpha agonists are a class of drugs that primarily act on alpha-adrenergic receptors. These receptors are part of the sympathetic nervous system and respond to the…
Read More Pharmacology of Alpha Agonists
Posted by Pharmacology Mentor August 11, 2023
Beta receptors
Posted inANS Pharmacology

Beta Receptors: A Complete Overview for Medical Professionals

Introduction to Beta Receptors: Beta receptors are adrenergic receptors that respond to the neurotransmitters epinephrine (adrenaline) and norepinephrine (noradrenaline). They are part of the G-protein-coupled receptor family and play a…
Read More Beta Receptors: A Complete Overview for Medical Professionals
Posted by Pharmacology Mentor August 11, 2023
Beta-agonists
Posted inANS Pharmacology

Sympathomimetics: Beta-Agonists

Introduction to Beta-Agonists: Beta-agonists are medications that stimulate beta receptors in the body. These receptors are found in various tissues, including the lungs, heart, and blood vessels. Due to their…
Read More Sympathomimetics: Beta-Agonists
Posted by Pharmacology Mentor August 11, 2023
alteplase a tissue plasminogen activator
Posted inHematology Pharmacology

Understanding Alteplase: The Tissue Plasminogen Activator You Need to Know

Introduction Alteplase (also referred to as recombinant tissue plasminogen activator or rt-PA) is a cornerstone of thrombolytic therapy, widely used to treat acute ischemic stroke, acute myocardial infarction, and other thromboembolic…
Read More Understanding Alteplase: The Tissue Plasminogen Activator You Need to Know
Posted by Pharmacology Mentor August 8, 2023
Sodium Channel Blockers
Posted inNeuropharmacology Pharmacology

Sodium Channel Blockers (SCBs)

Introduction Sodium (Na⁺) channels are integral membrane proteins responsible for the rapid upstroke (phase 0) of the action potential in excitable cells such as neurons and cardiomyocytes. By selectively perming…
Read More Sodium Channel Blockers (SCBs)
Posted by Pharmacology Mentor August 8, 2023
Barbiturate toxicity
Posted inNeuropharmacology Pharmacology

What is Barbiturate toxicity, and how is it treated?

Introduction to Barbiturate Toxicity: Barbiturates, once hailed for their sedative and anticonvulsant properties, have a narrow therapeutic window, making them susceptible to overdose. While their clinical use has diminished over…
Read More What is Barbiturate toxicity, and how is it treated?
Posted by Pharmacology Mentor August 8, 2023
Barbiturates
Posted inNeuropharmacology Pharmacology

Pharmacology of Barbiturates

Introduction Barbiturates are among the earliest classes of sedative-hypnotic drugs discovered and used clinically. Derived from barbituric acid, these compounds exert a depressant influence on the central nervous system (CNS), leading to sedation, hypnosis, or…
Read More Pharmacology of Barbiturates
Posted by Pharmacology Mentor August 8, 2023

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