vomiting | Pharmacology Mentor

The Vomiting Centre and the Chemoreceptor Trigger Zone (CTZ)

1 · Introduction Vomiting (emesis) is an evolutionarily conserved defence reflex that forcefully expels gastric—and at times intestinal—contents through the mouth. Although the motor act seems singular, it is orchestrated by…

Pharmacology Mentor December 28, 2025

Pharmacology of antiemetic drugs

Introduction Nausea and vomiting are protective reflexes designed to prevent the ingestion or continued digestion of harmful toxins. However, when severe, they can significantly deteriorate patient comfort, compromise treatment adherence,…

Pharmacology Mentor December 28, 2025

Antimicrobial Pharmacology

Pharmacology of Penicillins

Introduction Among the most historically significant and widely used classes of antibiotics, penicillins have revolutionized the treatment of bacterial infections. Their discovery by Sir Alexander Fleming in 1928 laid the foundation for…

Pharmacology Mentor December 28, 2025

Neuropharmacology Pharmacology

Methanol Poisoning: Symptoms and Management

Methanol (methyl alcohol, wood alcohol) is a simple aliphatic alcohol with significant toxicological importance. It is colorless, volatile, and commonly used as a solvent, antifreeze, fuel, and in industrial chemical…

Pharmacology Mentor December 28, 2025

The Vomiting Centre and the Chemoreceptor Trigger Zone (CTZ)

Pharmacology of antiemetic drugs

Pharmacology of Penicillins

Methanol Poisoning: Symptoms and Management

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