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Medication Half-Life Titration Calculator

Heritage WDV Cancer Pain Tutorial (2002) & Python Half-Life Simulators (2021–2026) • L. Van Warren, PhD / WDV

Medication & Regimen (Up to 4)
Multi-Step Titration Schedule (Slot 1):

Format: StartDay-EndDay:DoseMg (comma-separated)

■ Medication Slot 1 (Primary) Active
■ Medication Slot 2
■ Medication Slot 3
■ Medication Slot 4
Blood & Reservoir Concentration Over Time
Horizon:
1–90d: 7 Days
Hover over graph to inspect exact time, parent plasma, erythrocyte/metabolite, and MEC–MTC status. Units: h = hour, d = day, mg = milligram
Steady-State Final Cycle Telemetry:
Cycle Peak (Cmax)
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Cycle Trough (Cmin)
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Cycle Mean (Cmean)
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Cycle Pop SD (Cstd σ)
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Cycle Swing (ΔC)
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Metab / RBC Mean
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Parent 90% SS (3.32 t½)
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Metab / RBC 90% SS
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Molecular Structure Viewer
2D Skeletal Chemical Structure
Biochemical Pathway & Reservoirs
Click & drag or scroll to pan • Use 🔍+ / 🔍− or Shift+Wheel to zoom
Relative Potency vs. Morphine