Can you bring syringes on the train?

Can bring, the train is different from the airplane, with syringes nothing rules, does not belong to contraband. Trains are strictly prohibited to carry explosive, flammable, natural, toxic, corrosive and lethal and other dangerous goods (such as detonators, explosives, firecrackers, gasoline, diesel, kerosene, paint, calcium carbide, liquefied petroleum gas, a variety of acids, etc., as well as easy to deface the subway equipment and station car environment of the items on the train. Now the train ticket is obviously also written very clearly.