| abstract |
1. Indicating valve assembly, comprising: a housing and a valve located in the housing, and a first indicating element integrated in the housing, configured to be complementary to the second indicating element. An indicative medicament-containing device comprising: a valve assembly comprising a housing and a valve located in the housing, a first indicative element integrated in the housing configured to be complementary to the second indicative element, an balloon communicating through the fluid with the valve assembly and containing an active pharmaceutical ingredient and inactive carrier gas. 3. The device according to claim 2, further comprising a third indicating element integrated in the housing, configured to be complementary to the fourth indicating element, wherein the first indicating element is non-complementary for the fourth indicating element and the third indicating element is made non-complementary for the second indicating element. The device according to claim 2, additionally containing several indicating elements, each of which is made possible to be complementary to the corresponding indicating element and not complementary to an inappropriate indicating element, wherein at least one of the indicating elements is preliminarily configured to indicate the name and concentration of bottle of active pharmaceutical ingredient. 5. The device according to claim 2, wherein: the active pharmaceutical ingredient contains nitric oxide, the inactive carrier gas contains N, and the concentration |