The placebo effect rates attributed to the pharmacological treatment of female sexual dysfunctions is 67.7%.(1)The placebo effect is beneficial and produced by a substance with no chemical action, which leads to improved response of patients to complaints. The nocebo effect refers to the negative effect of a substance, with or without a chemical action, which worsens the complaints about a disease.(2) These phenomena are known since the 19th century, when placebo obtained the significance of a medication.
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