Mixing Amphetamines and Caffeine

Mixing Amphetamines and Caffeine calls for caution — TripSit rates this combination “Caution.” Low risk never means safe.

This combination of stimulants is not generally necessary and may increase strain on the heart, as well as potentially causing anxiety and greater physical discomfort.

Amphetamines (also known as Adderall, speed, meth) and Caffeine.

What to do

• Even for lower-risk pairs, the safest choice is not to mix — and never to use alone.
• Start with much less than usual and go slow — you can always take more, never less.
• Never use alone. If you do, call 1-800-484-3731 (Never Use Alone) so someone can send help if you stop responding.

Open the interactive combination checker

Related combinations

• Mixing Opioids and Amphetamines
• Mixing Benzodiazepines and Amphetamines
• Mixing Alcohol and Amphetamines
• Mixing Cocaine and Amphetamines
• Mixing Amphetamines and MDMA
• Mixing Amphetamines and Cannabis
• Mixing Amphetamines and Ketamine
• Mixing Amphetamines and GHB / GBL

This is educational information, not medical advice. "Low risk" never means "safe", and the potency of an unregulated supply is unknown.