Experiment 903473
Worktypes
Compounds isolated
Details
| Property | Value |
|---|---|
| Pharmacology | |
| Administration route | ORAL |
| Organism | Empty organism |
| Citation | GRIFFITHS,RR: WOODSON,PP:. (1988). REINFORCING EFFECTS OF CAFFEINE IN HUMANS.. 246(1) |
| Amount utilized | |
| Compound isolated | |
| Disease | 12 ADULTS TOOK COLOR-CODED CAPSULES CONTAINING VARYING DOSES OF CAFFEINE OR PLACEBO UNDER DOUBLE-BLIND CONDITIONS. AFTER 2 FORCED EXPOSURES, SUBJECTS WERE ALLOWED TO CHOOSE A DOSAGE, BASED ON CAPSULE COLOR. 10 CHOICE SEQUENCES DONE PER SUBJECT. CAFFEINE SHOWED SIGNIFICANT POSITIVE REINFORCEMENT IN 5 SUBJECTS, DECREASE IN HEADACHE AND CRAVING FOR CAFFEINE-CONTAINING FOODS, AND PRODUCED FEELINGS OF CONTENTMENT AT LOWER DOSES, BUT PRODUCED ANXIETY AND WAS AVOIDED AT DOSES OF 400 + 600 MG. |
| Dose amount | 100.0 MG |
| Number | 2 |
| Qualitative result | ACTIVE |
| Animal | HUMAN ADULT |
| Per unit | DAY |
| Dose expression | DOSE |