aids the wetting of the formulation pharm.

[Natuli]

Sodium Lauryl Sulphate: Sodium lauryl sulphate has been incorporated into the formulation as a wetting agent at a level of 0.49% w/w. This excipient is added in both the granulation and final mix and aids the wetting of the formulation.
wetting of the formulation - увлажнения, смачивания??

[GeorgeBel]

Wetting agent - увлажнитель.
...aids the wetting of the formulation ~ способствует увлажнению приготовливаемого лекарственного средства.