Webster Dictionary(0.00 / 0 votes)Rate this definition: Melanin(noun) a black pigment found in the pigment-bearing cells of the skin (particularly in the skin of the negro), in the epithelial cells of the external layer of the retina (then called fuscin), in the outer layer of the choroid, and elsewhere. It is supposed to be derived from the decomposition of hemoglobin.
How to prepare your insulin dose if you are using two types of insulin: 1  When you mix regular insulin with another type of insulin, always draw the regular insulin into the syringe first. When you mix two types of insulins other than regular insulin, it does not matter in what order you draw them into the syringe.
A daily dose of prednisone (Deltasone) is prescribed for a client. A nurse provides instructions to the client regarding administration of the medication and tells the client that the best time to take this medication is: Early morning: A nurse is teaching the client how to mix Regular insulin and NPH insulin in the same syringe. Which of the following actions, if performed by the client, would indicate the need for further teaching? Withdraws the NPH insulin first: Lispro insulin (Humalog), a rapid-acting form of insulin, is prescribed for a client. The nurse instructs the client to administer the insulin: Immediately before eating: Tolbutamide (Orinase) is prescribed for the client with diabetes mellitus. The nurse instructs the client to avoid which of the following while taking this medication? Alcohol