The present invention relates to a liposomal formulation containing atherapeutic agent and aprocess for producing the formulation. The liposomal formulation comprisesparticularcharacteristics that enhance uniformity and stability of the formulation. Themanufacturingprocess is a novel process that produces a liposomal formulation of a uniformsize with manydesirable properties that may be independently controlled. Further, theinvention relates to aliposome formulation made in accordance with the manufacturing process.