More than 1,65,000 vials of spurious oxytocin were seized from medical stores in Sagar district's Bina town in the first week of this month, police said here today.

Oxytocin - misused for enlarging watermelon, gourd, brinjal, cucumber etc besides enhancing milk production in animals - is available in the market for Rs 15 per vial while the fake ones were being sold for 50 paise.