[Protirelin tartrate. Evaluation of its effects on pyramidal-extrapyramidal rigidity in the aged during protracted treatment]. / La protirelina tartrato. Valutazione degli effetti sulla rigidità piramido-extrapiramidale dell'anziano in trattamento protratto.

The authors describe a group of twenty elderly patients with pyramidal-extrapyramidal rigidity treated daily for three months with TRH-T. The incidence of side-effects was low and only one drop-out is reported. Most of the patients treated improved their scores on the NUDS Scale and Webster Scale.