4.1 Dementia
4.2 Epilepsy and other seizure disorders
4.4 Movement disorders
4.5 Nausea and labyrinth disorders
4.3 - Mental health disorders
4.2 - Drugs used in psychoses and related disorders
4.2.3 - Antimanic drugs
4.3 - Antidepressants
4.5 - CNS stimulants and drugs for ADHD
4.6 - Pain
4.6.1a - Migraine
4.6.2 - Neuropathic pain
4.7 Sleep disorders
4.8 - Substance dependence

DVLA Guidance:

Neurological disorders: Assessing fitness to drive

Psychiatric disorders: Assessing fitness to drive

Drug or alcohol misuse or dependence: Assessing fitness to drive