It looks like an active drug but has no pharmacological properties of its own.
It is available for oral administration as tablets containing 10, 20, or 100 mg of active drug.
Taking drugs that make the immune system less active, such as after an organtransplant.
In some studies, the participants in the control group will receive a placebo instead of an active drug or experimental treatment.
Only about 3% of the active drug may be recovered unchanged.
Thus, more stress can be given on studies related to the active drug.
Neither the patients nor the investigators knew which patients were using an active drug.
Such a study would require giving some children, for comparison, a dummy pill while others received the active drug.
Indeed, it's not unheard of for placebo effects to exceed those attributed to the active drug.
It is an important tool in the production of optically active drugs.
