Bill has been taking Prozac (fluoxetine),a selective serotonin reuptake inhibitor,for his depression.But the drug has become less effective over time.This effect may be due to receptor:

Question

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Over time, the drug becoming less effective suggests that the serotonin receptors have become desensitized to the drug's effects. This means that the receptors are no longer as responsive to the drug as they were initially, leading to a decrease in its effectiveness.

Bill Has Been Taking Prozac (Fluoxetine),a Selective Serotonin Reuptake Inhibitor,for