Which of the following conditions can be treated with lipid-lowering agents?

Lipid-lowering agents, also known as statins and other classes of medications designed to decrease lipid levels in the blood, are primarily used to treat hyperlipidemia. Hyperlipidemia refers to abnormally elevated levels of lipids in the blood, which can contribute to atherosclerosis and increase the risk of cardiovascular diseases such as heart attack and stroke. By effectively lowering levels of low-density lipoprotein (LDL) cholesterol and triglycerides, lipid-lowering agents help to manage this condition and reduce the associated cardiovascular risks.

Other conditions listed such as hypertension, diabetes, and asthma focus on different pathophysiological mechanisms not directly related to lipid levels. While managing lipid levels is important for overall cardiovascular health, it does not directly address the primary issues associated with these other conditions. Therefore, hyperlipidemia is the specific indication for which lipid-lowering agents are utilized, making it the correct answer in this context.