1960
Belgian pharmacologist Paul Janssen synthesizes fentanyl for the first time. Fentanyl is more effective than pure morphine, and eventually becomes one of the most widely used synthetic opioids in clinical practice.
1960 Belgian pharmacologist Paul Janssen synthesizes fentanyl for the first time. Fentanyl is more effective than pure morphine, and eventually becomes one of the most widely used synthetic opioids in clinical practice.
1960
Belgian pharmacologist Paul Janssen synthesizes fentanyl for the first time. Fentanyl is more effective than pure morphine, and eventually becomes one of the most widely used synthetic opioids in clinical practice.