Statin either the LDL receptor or apolipoprotein B genes, both of which are responsible for LDL clearance from the blood. Statins remain a first-line treatment in familial hypercholesterolemia, although other cholesterol-reducing measures may be required. In people with homozygous deficiencies, statins may still prove helpful, albeit at high doses and in combination with other cholesterol-reducing medications. A 2014 meta-analysis found that statins could reduce the risk of contrast-induced nephropathy by 53% in people undergoing coronary angiography/percutaneous interventions. The effect was found to be stronger among those with preexisting kidney dysfunction or diabetes mellitus. The most important adverse side effects are muscle
Specialty drugs in the United States but some—such as Pfizer and Amgen—are also developing biosimilars." In 2013 AfPA director David Charles published an article on specialty drugs in which he agreed with the findings of the Congressional Budget Office that spending on prescription medications "saves costs in other areas of healthcare spending". He observed that specialty drugs are so high priced that many patients do not fill prescriptions resulting in more serious health problems increasing. His article referred to specialty drugs such as "new cancer drugs specially formulated for patients with specific genetic markers". He explained the high cost of these "individualized medications based on diagnostic