Best Rapid Acting Insulin

Rapid-acting insulin starts working in just 15 minutes after, peaks in 2 hours and lasts for three to four hours. A common list of rapid acting insulin will include insulin aspart (Fiasp, NovoLog), Insulin glulisine (Apidra), and insulin lispro (Admelog, Humalog, Lyumjev). It is used for reducing, blood sugar immediately after meals. It is perfect for those patients who cannot cannot blood sugar after eating or drinking.


Apidra performs quicker than natural human insulin. It is the only FDA-approved insulin that you can take between 15 minutes before a meal and 20 minutes after the meal. It is also safe for diabetic children below 6 years old.


Fiasp can control glycemic control in adult and pediatric patients. You need an insulin pump to administer this medication and it acts faster than Novolog (Novorapid).


It is the brand name for insulin lispro and insulin lispro protamine, and is an insulin analog. This insulin is absorbed in the blood stream more quickly than other and can prevent diabetic nephropathy, diabetic neuropathy, and cardiovascular disease.

NovoRapid FlexPen

Novorapid is often pre-mixed with basal, or background insulin for best results. Side effects like hypoglycemia are also less common with Novorapid. You can tailor the dosage of Novorapid based on your lifestyle and medical needs.