NDAINJECTION, ORALSOLUTION
Approved
Apr 1978
Lifecycle
LOE Approaching
Competitive Pressure
30/100
Mechanism of Action
99m decays by isomeric transition, emitting a photon that can be detected for imaging purposes. Following subcutaneous injection, Technetium Tc 99m Sulfur Colloid enters the lymphatic capillaries and is transported with lymph to lymph nodes. However, when there is massive nodal metastatic…