# PK MODEL 

States = {A_gi_lumen};

Inputs = {Dose_per_kg};

Body_mass = 70;

ka = 1; # absorption rate


Initialize {

  # Initial value for gut lumen quantity
  A_gi_lumen = Dose_per_kg * Body_mass;

}


Dynamics {

  dt(A_gi_lumen) = -ka * A_gi_lumen;

}

End.