C02DB
Hydrazinophthalazine derivatives
ATC/DDD code C02DB for Hydrazinophthalazine derivatives
Combinations with diuretics, see C02LG - Hydrazinophthalazine derivatives and diuretics.
Combinations of isosorbide dinitrate and hydralazine are classified in C01DA - Organic nitrates.
The oral DDD of dihydralazine is higher than the parenteral DDD.
The parenteral DDD is given as the chloride salt while the oral
DDD is given as the mesylate salt.
ICD-10 International Statistical Classification of Diseases and Related Health Problems 10th Revision