Grinspoon on Drugs
Dr. Peter GrinspoonDoctors. Drugs. Unfiltered opinions. The unvarnished truth. These are things that are rarely if ever, seen together. Here you can find an informed, objective alternative to the medical party line. Join me.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 76 | Subscribers | Read | drpetergrinspoon.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
When Drug Use Crosses the Line
The idea for this piece came from my incredibly brilliant wife Lizzi. The ideas are mostly hers. She has been with me for the addiction journey since we first met in 2009 and has developed a unique, intuitive knowledge of these issues. Her ...
Big Cannabis just funneled millions to Trump
Disclaimer: the cannabis industry is not one homogenous entity. This article is concerned with the corporate behemoths, the Multi-State Operators (MSOs,) such as Curaleaf and Trulieve, that are trying to dominate the cannabis market. It is ...
The world has never been so dangerous for drug users
Twenty years ago, when I was addicted to prescription painkillers, a pill was just a pill. If you crushed up and snorted a thirty milligram Oxycontin, the effects were predictable, even if the addiction itself was soul-crushing and life-des...
What I Learned in 2025 (So You Don’t Have to)
Australian band named after my father
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Authors
The writers behind this newsletter.
Peter Grinspoon, MD, is a primary care physician at Mass General Hospital, an Instructor in Medicine at Harvard Medical School, and a cannabis specialist. His new book, Aging Well with Cannabis is available for preorder and publishes May 5, 2026
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