This maybe to late for anyone but here was my train of thought
1. increases insulin release --> glu and K will enter cells. Causing hypokalemia in the plasma
2. Can trigger the beta 1 receptor causing the release of Renin---> Angiotensin 2 (can be contributing / causing an increase in BP)--> aldosterone --> you waste K in the urine.
First Aid Page 94
Type 4 -hypertriglyceridemia is caused by Hepatic overproduction of VLDL.
If we just consider the primary issue, then it is easy to see why decreasing VLDL would be the answer.
(full disclosures, I also was think about the types of medication that should be used)