�Here’s a succinct timeline highlighting the key dates in the history of ketamine:
- 1960s: Synthesized as a derivative of phencyclidine.
- 1970s: Approved as an anesthetic; also recognized for widespread abuse.
- Extended Uses: Utilized for pain relief in various conditions and addiction treatment throughout the late 20th and early 21st centuries.
- Mechanism of Action: Investigated in the late 2010s for its dissociative effects and interactions with the CNS.
- Properties:
- Known to increase blood pressure and heart rate.
- Provides profound analgesia and anesthesia without affecting breathing.
- Acts as a bronchodilator, suitable for patients at risk of bronchospasm.
- Opioid System Interaction: Studied in the 2010s for reducing tolerance to long-term morphine use.
- Side Effects: Recognized for causing hallucinations and delirium, treatable with benzodiazepines.
- Antidepressant Use:
- Notable rapid effects observed by 2000.
- FDA approval for treatment-resistant depression followed extensive research over two decades.