When do diabetics need to take insulin?

If you take Regular insulin or a longer-acting insulin, you should generally take it 15 to 30 minutes before a meal. If you take insulin lispro (brand name: Humalog), which works very quickly, you should generally take it less than 15 minutes before you eat.

Explanation:

Over time, high blood sugar levels can cause serious health problems. All people with type 1 diabetes, and some people with type 2 diabetes, need to take insulin to help control their blood sugar levels

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds