29/08/2026
💉 INSULIN NCLEX QUESTIONS EVERY NURSING STUDENT SHOULD KNOW!
Insulin questions are HIGH-YIELD on NCLEX. Don’t just memorize insulin namesknow the timing, safety precautions, and hypoglycemia signs.
1️⃣ Which insulin can be given IV?
A. NPH
B. Lispro
C. Glargine
D. Regular insulin
✅ Answer: D — Regular insulin
🧠 NCLEX TIP: Regular insulin is the classic insulin used IV in specific clinical situations, such as diabetic ketoacidosis, according to protocol.
2️⃣ Which insulin should NOT be mixed with other insulins?
A. Regular
B. NPH
C. Lispro
D. Glargine
✅ Answer: D — Glargine
🚨 Remember: Insulin glargine is a long-acting insulin and should not be mixed in the same syringe with other insulins.
3️⃣ A patient taking insulin becomes sweaty, shaky, and confused. What should the nurse suspect?
A. Hyperglycemia
B. Hypoglycemia
C. Hyperkalemia
D. Dehydration
✅ Answer: B — Hypoglycemia
⚠️ Classic hypoglycemia signs:
Sweating
Trembling
Palpitations
Confusion
Weakness
If the patient is conscious and able to swallow, give a rapid-acting carbohydrate according to the treatment protocol.
4️⃣ Which insulin has the FASTEST onset?
A. Glargine
B. NPH
C. Lispro
D. Regular
✅ Answer: C — Lispro
🧠 Rapid-acting insulins: Lispro, Aspart, Glulisine.
They are generally administered around mealtime according to the specific product instructions.
5️⃣ NCLEX SAFETY QUESTION
The nurse prepares to administer insulin. Which action is most important?
👉 Verify the insulin type, dose, and blood glucose according to the medication order and facility policy.
💡 Insulin is a high-alert medication, so medication safety is critical.
🔥 NCLEX INSULIN MEMORY TRICK
RAPID: Lispro • Aspart • Glulisine
SHORT: Regular
INTERMEDIATE: NPH
LONG: Glargine • Detemir • Degludec
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