Free NCLEX prep — study plan, practice questions, and AI tutor
Everything you need to start NCLEX-RN prep without paying anything: a research-based study plan, five free practice questions, and access to 10 free questions per day with a free account. When you're ready for the full 5,000+ question bank and AI tutor, premium starts at $9.99/mo.
How long does NCLEX prep actually take?
Most students who pass on the first attempt put in 4–8 weeks of focused prep at 3–5 hours per day. That's roughly 100–250 total hours of practice plus rationale review. Less than 2 weeks of prep correlates with higher fail rates. More than 12 weeks usually means burnout, not better readiness.
The Clarity 6-week NCLEX prep plan (free)
Week 1: Diagnostic and foundation
Take a baseline 75-question practice exam without studying. The score tells you which of the eight client need categories are weakest. Spend the rest of the week reviewing high-yield notes on your two weakest areas.
Week 2: Pharmacology and safety
Pharmacology and safety together account for ~25% of the NCLEX-RN. Do 75 questions/day across these categories. Build a one-page "drug danger" sheet of the 50 highest-yield drugs with their black-box warnings, priority labs, and antidotes.
Week 3: Med-surg deep dive
Physiological adaptation is the largest single category. Focus on cardiac, respiratory, endocrine, and renal — they generate the most NCLEX items. Build pattern sheets for shock, electrolyte imbalances, and acid-base.
Week 4: Maternity, peds, and mental health
Smaller categories on the test but high-yield because students often underprep them. Focus on prenatal red flags, pediatric vital sign ranges, and crisis communication.
Week 5: NGN deep practice
Spend the week on case studies, bow-tie, matrix, and SATA questions. Time yourself loosely — case studies should take 5–8 minutes, SATA 60–90 seconds.
Week 6: Readiness exams and rest
Take two timed 75-question readiness exams early in the week. Review every miss in depth. The last two days before your test should be light review of high-yield notes and rest. Do NOT take a full practice exam the day before.
Free vs paid NCLEX prep — what's the real difference?
Free resources are great for content review and small question sets. They fall short on three things:
- Question volume. Most successful test-takers do 2,000–3,500 questions. Free banks rarely have more than a few hundred unique items.
- Adaptive difficulty. Real NCLEX prep should escalate difficulty as you improve. Free question sets are usually fixed difficulty.
- Rationale depth. A one-sentence "because that's the answer" doesn't build judgment. Premium banks (UWorld, Kaplan, Clarity) write multi-paragraph rationales with citations.
UWorld solves all three but costs $109/month. Clarity solves all three for $9.99/mo — same NGN item types, same rationale depth, plus an AI tutor for follow-up questions on anything that's still confusing.
Try 5 questions now
Below are five sample questions across the categories that drive the most NCLEX failures. Score yourself honestly to gauge where you are.
Try these 5 questions now
No signup required. Tap an answer to reveal the rationale.
- Question 1 · Cardiac · NGN case study
A 62-year-old client arrives in the ED with crushing substernal chest pain radiating to the left arm, diaphoresis, and a heart rate of 112 bpm. The 12-lead ECG shows ST elevation in leads II, III, and aVF. Troponin is 4.8 ng/mL. The provider orders aspirin 325 mg, sublingual nitroglycerin, and prepares for cardiac catheterization. Which finding would most prompt the nurse to hold the nitroglycerin?
- a.Blood pressure 88/52 mmHg
- b.Heart rate 102 bpm
- c.Reports pain of 7/10
- d.SpO2 95% on 2L nasal cannula
Show answer + rationale
Correct: A. Inferior wall MI (II, III, aVF) frequently involves the right ventricle, which is preload-dependent. Nitroglycerin causes venodilation, dropping preload, and in RV infarction can precipitate profound hypotension and shock. A systolic of 88 with an inferior STEMI is an absolute contraindication. Heart rate 102 is appropriate sympathetic response, pain warrants treatment, and SpO2 95% is acceptable.
- Question 2 · Respiratory · NGN case study
A 4-year-old with a known peanut allergy is brought to the clinic after accidentally eating a granola bar. The child has stridor, lip swelling, and audible wheezing. Vital signs: HR 148, RR 38, BP 78/40, SpO2 88% on room air. Which intervention is the priority?
- a.Administer oral diphenhydramine
- b.Administer IM epinephrine 0.15 mg
- c.Start an IV of 0.9% NaCl bolus
- d.Apply 6 L oxygen via simple mask
Show answer + rationale
Correct: B. Anaphylaxis with airway compromise (stridor), respiratory distress, and hypotension requires immediate IM epinephrine to the mid-anterolateral thigh. Epinephrine reverses bronchoconstriction, restores vascular tone, and stabilizes mast cells. Antihistamines are adjuncts only and do not treat airway swelling. IV fluids and oxygen follow epinephrine, not before it.
- Question 3 · Pharmacology · SATA
A nurse is teaching a client about warfarin therapy. Which statements indicate the teaching has been effective? Select all that apply.
- a.I should call my provider if I see blood in my urine.
- b.I will avoid large amounts of leafy green vegetables.
- c.I can take ibuprofen for headaches.
- d.I will use an electric razor for shaving.
- e.I will get my INR checked as scheduled.
Show answer + rationale
Correct: A, B, D, E. Warfarin increases bleeding risk so hematuria warrants provider notification (A). Vitamin K from leafy greens antagonizes warfarin, so consistency rather than total avoidance is the goal, but large variations are problematic (B is acceptable phrasing). Electric razors reduce cut risk (D). INR monitoring is essential (E). Ibuprofen (C) is an NSAID that increases bleeding risk and is contraindicated — acetaminophen is preferred.
- Question 4 · Pharmacology · MCQ
A client receiving IV heparin has an aPTT of 145 seconds (therapeutic 60–80 seconds). What is the nurse's priority action?
- a.Increase the heparin infusion rate
- b.Stop the infusion and notify the provider
- c.Administer vitamin K
- d.Continue the infusion and recheck in 4 hours
Show answer + rationale
Correct: B. An aPTT nearly double the therapeutic range puts the client at severe bleeding risk. The infusion must be stopped immediately and the provider notified for protamine sulfate (heparin's antidote) consideration. Vitamin K reverses warfarin, not heparin. Continuing or increasing the rate worsens the bleeding risk.
- Question 5 · Prioritization · MCQ
A nurse on a medical unit has received report on four clients. Which client should the nurse assess first?
- a.A client with pneumonia and a temperature of 101.2°F
- b.A client 1 day post-op who reports 6/10 incisional pain
- c.A client with COPD and an SpO2 of 86% on 2L oxygen
- d.A client with cellulitis awaiting IV antibiotics
Show answer + rationale
Correct: C. ABC principles: airway and breathing trump everything else. SpO2 of 86% on supplemental oxygen represents an acute oxygenation problem requiring immediate assessment. While the COPD client's baseline may be lower than 95%, 86% is dangerous and the trajectory matters. The other clients have problems that can be addressed in sequence after the unstable one is stabilized.
These are 5 of 5,000+ NCLEX questions in the Clarity bank. The full bank includes real NGN case studies, bow-tie items, AI tutor follow-up, and 5 readiness exams.
Get 5,000+ more questions free for 10/day →Frequently asked questions
What's the best free NCLEX prep resource?
NCSBN's free NCLEX Tutorial is the authoritative source for understanding the test format. For practice questions, free banks like Clarity's daily 10 questions, RegisteredNursing.org practice sets, and Khan Academy NCLEX videos are solid starting points.
Can you pass the NCLEX with only free resources?
It's possible but harder. Most graduates who pass on the first try use at least one paid bank with 2,000+ questions and rationales. Free resources are best as supplements rather than your only prep.
How many hours should I study for the NCLEX-RN?
Most successful candidates put in 100–250 hours of focused prep over 4–8 weeks. Quality matters more than total hours — 3 deep hours beats 6 distracted ones.
Should I retake nursing school content or focus on NCLEX questions?
Focus on NCLEX-style questions with rationale review. Rereading textbooks is the lowest-yield NCLEX prep activity. Practice questions force you to apply knowledge, which is exactly what the test measures.
When should I start NCLEX prep?
Start light review (5–10 questions/day) during your final semester of nursing school. Begin focused, full-time prep the week after graduation. Test 4–8 weeks after graduation when content is freshest.