Combination

Mixing Amphetamines and Ketamine

StimulantDissociative
Amphetamines also called
adderall, speed, amphetamine, dexedrine, vyvanse, lisdexamfetamine
Ketamine also called
ket, special k, kitty, kittens
Verdict

Caution

No unexpected interactions, though likely to increase blood pressure but not an issue with sensible doses. Moving around on high doses of this combination may be ill advised due to risk of physical injury.

Risk / Headspace

The risk here is to the experience — intensity, panic, thought loops, confusion. Physical harm is unlikely at ordinary doses. Setting, company and dose do most of the work.

Can you mix Amphetamines and Ketamine?

Carries risk that is worth understanding before combining. Reduce doses and do not use alone.

Amphetamines
Prescription and street speed — Adderall, dexamphetamine
Source

TripSit drug combination chart, retrieved 2026-08-20. View the dataset.

Checking more than two?

Combinations of three or more carry risks that no pair-by-pair chart can show. The checker rates every pair at once and flags the whole-mix ones on top.

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Rated caution. Educational information only, not medical advice. Absence of a documented interaction is not evidence of safety.