sodium channel blockers - Pharmacy Freak

Mechanism of Action of Carbamazepine

April 10, 2026December 3, 2025 Pharmacy Freak Editorial Team Harsh Singh Rajput

Introduction Carbamazepine is a widely used antiepileptic and mood-stabilizing drug effective in the management of partial seizures, generalized tonic–clonic seizures, trigeminal neuralgia, and bipolar disorder. It stabilizes hyperexcitable neuronal membranes and reduces synaptic transmission. The Mechanism of Action of Carbamazepine is centered on use-dependent blockade of voltage-gated sodium channels, which reduces repetitive neuronal firing and … Read more

Mechanism of Action of Bupivacaine

April 10, 2026November 26, 2025 Pharmacy Freak Editorial Team Harsh Singh Rajput

Introduction Bupivacaine is a long-acting amide-type local anesthetic widely used for regional anesthesia, epidural anesthesia, nerve blocks, infiltration anesthesia, and obstetric analgesia. It is known for its high potency, long duration of action, and strong sensory blockade. Because of its strong affinity for cardiac sodium channels, it carries a higher risk of cardiotoxicity compared to … Read more

Mechanism of Action of Anticonvulsant Drugs

April 10, 2026October 16, 2025 Pharmacy Freak Editorial Team Harsh Singh Rajput

Introduction Anticonvulsant drugs, also called antiepileptic drugs (AEDs), are agents that suppress abnormal electrical discharges in the brain to prevent or reduce the frequency of seizures. Mechanism of Action of Anticonvulsant Drugs involves stabilizing neuronal membranes, modulating ion channels, and enhancing inhibitory neurotransmission (primarily GABAergic) while reducing excitatory neurotransmission (glutamatergic). These drugs are used for … Read more