Patent ID: 11944597
Assignee: XWPHARMA LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 16:
17. The method of claim 16, wherein
the core of the modified release microparticles comprises:
from 98 wt % to 99 wt % of 4-((L-valyl)oxy)butanoic acid;
from 0.5 wt % to 1.5 wt % of a flow control agent; and
from 0.25 wt % to 0.75 wt % of a binder, wherein
wt % is based on the total weight of the core; and

the modified release coating comprises:
from 2 wt % to 12 wt % of a plasticizer;
from 65 wt % to 80 wt % of a water-insoluble polymer;
from 2 wt % to 6 wt % of a water-soluble polymer; and
from 12 wt % to 18 wt % of an antistatic agent, wherein
wt % is based on the total weight of the modified release coating.