antipsychotic agent first generation antipsychotic typical antipsychotic agents chebi_ontology first generation antipsychotic drug typical antipsychotic agent typical antipsychotics CHEBI:65190 first generation antipsychotics first generation antipsychotic agent typical antipsychotic drugs typical antipsychotic first generation antipsychotic agents Wikipedia:Typical_antipsychotic first generation antipsychotic drugs typical antipsychotic drug Antipsychotic drugs which can have different modes of action but which tend to be more likely than second generation antipsychotics to cause extrapyramidal motor control disabilities such as body rigidity or Parkinson's disease-type movements; such body movements can become permanent even after treatment has ceased.