Antipsychotic Drug Development
Introduces a widely used medicine acting on dopamine signalling.
Historical biography archive · Updated 2026-11-03
Paul Janssen Biography and Timeline
Follow Paul Janssen through 4 dated historical records for Belgium.
Paul Janssen, historical timeline
A chronological timeline drawn from matching World History Database records.
4Distinct records
1 of 1Page
1958–1960Years on this page
1958
Haloperidol
Develops haloperidol as a potent treatment for psychotic disorders.
1960
Fentanyl
Develops fentanyl as a powerful synthetic opioid analgesic.
Synthetic Opioid Analgesic
Creates an anaesthetic medicine with rapid onset and high potency.
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.