Nitrond. An article about medicinal preparations of nitroglycerin and its derivatives from pharmaceutical manufacturers from different manufacturers. It produces a lot of side effects due to the instability of its derivatives. Its overdose and contraindications are described in detail in the literature. There are many people who mistakenly take this remedy for something other than relieving an attack of angina. Also, many people take it without a doctor's prescription, with undesirable health consequences.