This vaccine is an inactivated gel vaccine for the prevention or decrease of Newcastle Disease ( ND ) in poultry. The vaccine contains the killed Lasota strain of the ND Virus which was propagated in SPF embryonated egg and inactivated with formalin then mixed with aluminum hydroxide gel. The appearance of the vaccine is milky white suspension, with a transparent upper portion before shaken that easily becomes homogenized once shaken. The vaccine is modified and requires only half of the dosage compared to the previous products due to its high concentration.