Scopolamine
A muscarinic antagonist studied for potential rapid antidepressant effects. A study using an active placebo found no antidepressant response, suggesting the effects seen in previous research might be placebo-driven. It is also known for its effects on memory and amnesia.
Videos Mentioning Scopolamine

The Possibilities of Mind-Altering Compounds | Dr. Suresh Muthukumaraswamy | The Tim Ferriss Show
Tim Ferriss
A muscarinic antagonist studied for potential rapid antidepressant effects. A study using an active placebo found no antidepressant response, suggesting the effects seen in previous research might be placebo-driven. It is also known for its effects on memory and amnesia.

The Depths of Ayahuasca: 500+ Sessions — Dennis McKenna
Tim Ferriss
An anticholinergic compound present in Brugmansia and Datura, known for causing dry mouth and making individuals extremely suggestible, enabling manipulation.

Hamilton Morris — Psychedelics, Smart Drugs, and More
Tim Ferriss
A substance implicated by Wade Davis in the pharmacological explanation for Haitian zombies.

Dr. Rhonda Patrick Returns | The Tim Ferriss Show (Podcast)
Tim Ferriss
A drug that experimentally induces memory impairment by interfering with acetylcholine effects; sulforaphane has been shown to counteract its effects in animal trials.