Regimen
Wiki author best option 45 min prior to drug ingestion, take 40 mg Metoclopramide and 8-16 mg Ondansetron
Wiki author second best option 45 min prior to drug ingestion, take 40 mg Domperidone and 8-16 mg Ondansetron
Dr Nitschke's advice 40 min prior to drug ingestion, take 60 mg Metoclopramide
Dignitas' procedure as per their webpage 30 min prior to drug ingestion, take 20-30 mg liquid Metoclopramide
Death with Dignity George Eighmey's advice 60 min prior to drug ingestion, take 20-40 mg Metoclopramide and 8-16 mg Ondansetron