Complex sentence: Pittman, pp.164-6 The dosage given to each patient was determined by the physiologic reaction of the patient to the formula and when the face became flushed, the throat dry and the eyes dilated the amount of the mixture needed to be reduced or stopped.
Split into simpler sentences: Pittman, pp.164-6 The dosage given was determined by the physiologic reaction of each patient. When the face became flushed, the throat dry, and the eyes dilated, the amount of the mixture was reduced or stopped.