The incidence of Parkinson's-like symptoms as a side effect of typical antipsychotic drugs implies a dopamine connection in schizophrenia.

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Parkinson's-like symptoms are caused by a depletion of dopamine in certain parts of the brain. Typical antipsychotic drugs block dopamine receptors in the brain, which can lead to a decrease in dopamine levels and the development of Parkinson's-like symptoms. This suggests a dopamine connection in schizophrenia, as dopamine dysfunction is believed to play a role in the development of the disorder.

The Incidence of Parkinson's-Like Symptoms as a Side Effect of Typical