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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

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Published on: June 2, 2014

Current trends in migraine prophylaxis.

Nabih M Ramadan¹

¹Department of Neurology, Chicago Medical School at Rosalind Franklin University of Medicine and Science, North Chicago, IL 60064, USA.

|April 12, 2007

Summary

Migraine prevention drugs, including antidepressants and anticonvulsants, work by reducing neuronal excitability and restoring pain signaling. Balancing efficacy with side effects is key for optimal patient outcomes.

Area of Science:

Pharmacology
Neurology
Clinical Medicine

Background:

Migraine prevention historically relied on serendipitously discovered drugs from various classes.
Established preventive medications include beta-blockers, anticonvulsants, and tricyclic antidepressants.

Purpose of the Study:

To review current migraine preventive drugs and their mechanisms of action.
To discuss the evidence base for first-line migraine prophylaxis.
To highlight the importance of balancing drug efficacy with adverse effects.

Main Methods:

Review of pharmacological classes used in migraine prevention.
Analysis of proposed mechanisms targeting cortical excitation and nociceptive dysmodulation.
Evaluation of clinical evidence and expert opinion for first-line treatments.

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Main Results:

Drugs like amitriptyline, divalproex, topiramate, propranolol, timolol, and metoprolol are favored first-line options.
Mechanisms involve inhibiting cortical spreading depression and modulating neurotransmitter systems.
Evidence for other drugs like verapamil is less robust.

Conclusions:

First-line migraine prevention relies on a select group of medications with established efficacy.
Balancing therapeutic benefits against adverse effects and patient factors is crucial.
Future drug development aims for more specific mechanisms to improve the therapeutic index.