Table 1.
Characteristics of PRRT Main Radiopharmaceuticals.
| Radionuclide | Physical Half-Life | Emission Peaks Energy | Main Applications | Decay (Abundance) | Penetration Range | Source of Production | Specific Activity |
|---|---|---|---|---|---|---|---|
| 111-Indium (111In) |
67.9 h | γ (173 keV) γ (247 keV) |
Imaging | Electron Capture (100%) | 0.002–0.5 mm | Cyclotron | Medium |
| 90-Yttrium (90Y) |
64 h | β− (2288 keV) | Therapy | β− (100%) | 4–8 mm | Generator or reactor | High |
| 177-Lutetium (177Lu) |
6.7 days | β− (500 keV) γ (208 keV) γ (113 keV) |
Only in therapy | β− (100%) γ (27%) |
1–2 mm | Reactor | Medium/high |