Migraine A to Z

Comprehensive migraine reference for clinicians and patients. ICHD-3 diagnosis, treatments, CGRP biologics, calculators and headache diary.

Migraine A to Z is the most comprehensive migraine clinical reference on the App Store, for the depth and accuracy that real clinical practice demands. FREE CONTENT DIAGNOSIS & CLASSIFICATION Full ICHD-3 diagnostic criteria for every migraine subtype, each opens as a dedicated reference page: Migraine Without Aura, With Aura, Chronic Migraine, Hemiplegic, Brainstem Aura, Vestibular, Retinal, and Medication Overuse Headache. Includes CGRP pathophysiology, cortical spreading depression, and central sensitisation. ACUTE TREATMENT Stratified care algorithm (NICE NG150, BASH, EHF 2022). All 7 triptans with doses, formulations, and clinical pearls. Interactive Triptan Selector Wizard. Gepants: Rimegepant (Vydura, NICE TA855) and Atogepant (Aquipta). Ditans: Lasmiditan. Antiemetics and Medication Overuse Headache management. PREMIUM CONTENT PREVENTIVE TREATMENT First-line agents with GRADE evidence. All 4 CGRP monoclonal antibodies: Erenumab (Aimovig), Fremanezumab (Ajovy), Galcanezumab (Emgality), Eptinezumab (Vyepti) with NICE TA references. Interactive NICE CGRP Eligibility Checker. Menstrual migraine protocols. Pregnancy and breastfeeding guidance. PROCEDURES OnabotulinumtoxinA PREEMPT Protocol; all 31 injection sites across 7 muscle groups. Greater Occipital Nerve (GON) Block — full technique guide with anatomy and landmarks. RED FLAGS SNOOP4 mnemonic with clinical reasoning. Thunderclap headache algorithm. Secondary headache causes and imaging indications. CALCULATORS MIDAS, HIT-6, and ID Migraine™ validated clinical tools. HEADACHE DIARY Log attacks with severity, duration, aura, and triggers. Monthly statistics and medication log. PATIENT GUIDE Plain-language resources for patients and carers. Trigger identification, lifestyle strategies, and when to seek urgent help. CLINICAL STANDARDS NICE NG150 · BASH 2023 · EHF/EAN 2022 · ICHD-3 (2018) · NICE TA682 · TA697 · TA699 · TA808 · TA855 · TA260 Compiled by Dr Atif Elnil MBBS MRCP, Neurology & Stroke Fellow, Neurology Department, St George's University Hospital, London, UK. MEDICAL DISCLAIMER: Migraine A to Z is intended for use as a clinical reference and educational tool only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your GP, neurologist, or other qualified healthcare provider regarding any medical condition. Never disregard professional medical advice because of information in this app. In an emergency, call your local emergency services immediately. Dr Atif Elnil MBBS MRCP, Neurology and Stroke Fellow St George's Hospital London UK>