S 5383 · 119th CongressIn Committeecongress.gov ↗
A bill to amend the Controlled Substances Act to schedule MGM-15 and MGM-16 as schedule I controlled substances, and to amend the controlled Substances Act to schedule synthetic 7-hydroxymitragynine, and Mitragynine Pseudoindoxyl, as a Schedule I above a specific threshold under the controlled substance act, and to expand enforcement actions against drug manufacturers and distributors of emerging synthetic opioids, commonly known as gas station heroin.
Road to The Floor
How it worksIntroduced
In Committee
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Passed a Chamber
Passed Congress
To President
Became Law
What this bill does
AI plain-language summaryThis bill would classify certain synthetic substances — MGM-15, MGM-16, synthetic 7-hydroxymitragynine, and Mitragynine Pseudoindoxyl — as Schedule I controlled substances under federal law, with some subject to specific amount thresholds. It would also increase enforcement actions against manufacturers and distributors of these emerging synthetic opioids, which are sometimes referred to as "gas station heroin." No official summary is available for this bill.
Introduced
August 8, 2026
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