<prompt> Pin point pupil is seen in AE :Pontine haemorrhageOrganophosphorus poisoningOpium poisoningBarbiturate poisoning  <response>: D i.e. Barbiturate All are causes of constricted pupils but in? Barbiturate poisoning the pupils are usually slightly constricted react to light by alternate contraction dilation and dilate during terminal asphyxiaQ 