Placebo it's any and all substance no pharmacological properties, administered to people or groups of people as if it had therapeutic properties.
The word placebo comes from the Latin placere, which means "to please".
In the beginning, the term placebo was only attributed to products for oral or injectable use, such as sugar or flour tablets and saline solution, for example. In fact, placebo has already been defined as any medicine given to the patient more in order to please than to benefit.
Currently, the concept in placebo it is much broader and also extends to other forms of physical interference or procedures, such as ultrasound, application of ointments and even blessings.
Placebo effect
Placebo effect is any positive effect attributed to a pill or procedure that does not derive directly from its pharmacological action or its specific properties. Any type of treatment can act as a placebo, but the placebo effect is determined by the response. positive the individual to that intervention.
The placebo effect is widely observed in scientific studies to verify the efficiency of any medication, such as in cases where a group of people receives a sugar pill, flour or vitamin without any pharmacological properties and presents clinical improvements, just because they believe they were taking the remedy itself.