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  1. Nabilone Oral Capsule (NABILONE - ORAL) - Medication
  2. Nabumetone Oral Tablet (NABUMETONE - ORAL) - Medication
  3. Nadolol Oral Tablet (NADOLOL - ORAL) - Medication
  4. Nadolol/Bendroflumethiazide Oral Tablet - Medication
  5. Nafcillin Injectable Solution (NAFCILLIN - INJECTION) - Medication
  6. Nafcillin Injection (NAFCILLIN - INJECTION) - Medication
  7. Naftifine Topical Cream (NAFTIFINE - TOPICAL) - Medication
  8. Naftifine Topical Gel (NAFTIFINE - TOPICAL) - Medication
  9. Naftifine Topical Gel (NAFTIFINE 2% GEL - TOPICAL) - Medication
  10. Nail Problems and Injuries
  11. Nail Psoriasis
  12. Nail-Biting
  13. Nalbuphine Injectable Solution - Medication
  14. Nalbuphine Injection - Medication
  15. Naldemedine Oral Tablet (NALDEMEDINE - ORAL) - Medication
  16. Naloxegol Oral Tablet (NALOXEGOL - ORAL) - Medication
  17. Naloxone Cartridge (NALOXONE - INJECTION) - Medication
  18. Naloxone Injectable Solution (NALOXONE - INJECTION) - Medication
  19. Naloxone Injection (NALOXONE - INJECTION) - Medication
  20. Naloxone Nasal Spray (NALOXONE SPRAY - NASAL) - Medication
  21. Naloxone Prefilled Syringe (NALOXONE - INJECTION) - Medication
  22. Naloxone Rescue Kits for Opioid Overdose
  23. Naloxone/Pentazocine Oral Tablet (PENTAZOCINE/NALOXONE - ORAL) - Medication
  24. Naltrexone Injection (NALTREXONE SUSPENSION - INJECTION) - Medication
  25. Naltrexone Oral Tablet (NALTREXONE - ORAL) - Medication
  26. Nancy's Story: Quitting Smoking Takes More Than Willpower
  27. Naphazoline Ophthalmic Solution (NAPHAZOLINE - OPHTHALMIC) - Medication
  28. Naphazoline/Pheniramine Ophthalmic Solution (NAPHAZOLINE/PHENIRAMINE - OPHTHALMIC) - Medication
  29. Naproxen Delayed Release Oral Tablet (NAPROXEN ENTERIC-COATED TABLET - ORAL) - Medication
  30. Naproxen Extended Release Oral Tablet (NAPROXEN SUSTAINED-RELEASE - ORAL) - Medication
  31. Naproxen Oral Capsule (NAPROXEN - ORAL) - Medication
  32. Naproxen Oral Suspension (NAPROXEN SUSPENSION - ORAL) - Medication
  33. Naproxen Oral Tablet (NAPROXEN - ORAL) - Medication
  34. Naproxen/Esomeprazole Delayed Release Oral Tablet (NAPROXEN/ESOMEPRAZOLE - ORAL) - Medication
  35. Naratriptan Oral Tablet (NARATRIPTAN - ORAL) - Medication
  36. Nasopharyngeal Cancer Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
  37. Nasopharyngeal Carcinoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  38. Natalizumab Injection (NATALIZUMAB - INJECTION) - Medication
  39. Natamycin Ophthalmic Suspension (NATAMYCIN - OPHTHALMIC) - Medication
  40. Nateglinide Oral Tablet (NATEGLINIDE - ORAL) - Medication
  41. Nate's Story: Sick of Smoking
  42. Natural and Logical Consequences for Behavior
  43. Naturopathic Medicine
  44. Nausea and Vomiting, Age 11 and Younger
  45. Nausea and Vomiting, Age 12 and Older
  46. Nausea and Vomiting Related to Cancer Treatment (PDQ®): Supportive care - Health Professional Information [NCI]
  47. Nausea and Vomiting Related to Cancer Treatment (PDQ®): Supportive care - Patient Information [NCI]
  48. Nausea or Vomiting During Pregnancy
  49. Navigating Your Hospital Stay
  1. Nearsightedness (Myopia)
  2. Nearsightedness: Should I Have Laser Surgery?
  3. Nebivolol Oral Tablet (NEBIVOLOL - ORAL) - Medication
  4. Nebulizer for COPD Treatment
  5. Nebusal Inhalation Solution 3% (SODIUM CHLORIDE SOLUTION - INHALATION) - Medication
  6. Necitumumab Injection (NECITUMUMAB - INJECTION) - Medication
  7. Neck Exercises
  8. Neck Pain
  9. Neck Problems and Injuries
  10. Necrotizing Enterocolitis
  11. Necrotizing Fasciitis (Flesh-Eating Bacteria)
  12. Nedocromil Ophthalmic Solution (NEDOCROMIL - OPHTHALMIC) - Medication
  13. Ned's Story: Quitting Smoking
  14. Needle Aponeurotomy for Dupuytren's Disease
  15. Needle Biopsy of the Liver - Medical Test
  16. Needle Breast Biopsy: Returning Home (video)
  17. Needle Puncture and Aspiration of Sinus Contents - Medical Test
  18. Needle Punctures for Health Reasons
  19. Nefazodone Oral Tablet (NEFAZODONE - ORAL) - Medication
  20. Negative Pressure Wound Therapy (video)
  21. Neisseria Meningitidis
  22. Nelarabine Injection (NELARABINE - INJECTION) - Medication
  23. Nelfinavir Oral Tablet (NELFINAVIR - ORAL) - Medication
  24. Neomycin Oral Tablet (NEOMYCIN - ORAL) - Medication
  25. Neomycin/Polymyxin B Irrigation Solution 40 mg/200,000 units per mL - Medication
  26. Nepafenac Ophthalmic Suspension (NEPAFENAC SUSPENSION - OPHTHALMIC) - Medication
  27. Nephrectomy
  28. Nephrotic Syndrome
  29. Neratinib Oral Tablet (NERATINIB - ORAL) - Medication
  30. Nerve Ablation for Chronic Pain
  31. Nerve Block for Chronic Pain
  32. Nerve Function Tests for Evaluating Low Back Problems
  33. Nerve Stimulation for Epilepsy
  34. Nervous System Problems
  35. Nervous System Problems Caused by Medicines
  36. Netarsudil Ophthalmic Solution (NETARSUDIL SOLUTION - OPHTHALMIC) - Medication
  37. Netupitant/Palonosetron Injection (FOSNETUPITANT/PALONOSETRON - INJECTION) - Medication
  38. Netupitant/Palonosetron Oral Capsule (NETUPITANT/PALONOSETRON - ORAL) - Medication
  39. Neuroblastoma Screening (PDQ®): Screening - Health Professional Information [NCI]
  40. Neuroblastoma Screening (PDQ®): Screening - Patient Information [NCI]
  41. Neuroblastoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  42. Neuroblastoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  43. Neurological Examination for Multiple Sclerosis - Medical Test
  44. Neuropsychological Tests - Medical Test
  45. Neurosyphilis
  46. Neutragard Gel Toothpaste 1.1% (SODIUM FLUORIDE 1.1% DENTAL GEL - TOPICAL) - Medication
  47. Neutropenia: Preventing Infections
  48. Nevirapine Extended Release Oral Tablet (NEVIRAPINE EXTENDED-RELEASE - ORAL) - Medication
  49. Nevirapine Oral Suspension (NEVIRAPINE - ORAL) - Medication
  50. Nevirapine Oral Tablet (NEVIRAPINE - ORAL) - Medication
  51. New Medicines: Questions to Ask the Doctor
  52. Newborn Rashes and Skin Conditions
  53. Newcastle Disease Virus (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  54. Newcastle Disease Virus (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  1. Niacin Extended Release Oral Capsule (NIACIN (SUPPLEMENT) - ORAL) - Medication
  2. Niacin Extended Release Oral Tablet (NIACIN EXTENDED-RELEASE - ORAL) - Medication
  3. Niacin Extended Release Oral Tablet (NIACIN (SUPPLEMENT) - ORAL) - Medication
  4. Niacin Oral Capsule (NIACIN (SUPPLEMENT) - ORAL) - Medication
  5. Niacin Oral Tablet (NIACIN (CHOLESTEROL-LOWERING) - ORAL) - Medication
  6. Niacin Oral Tablet (NIACIN (SUPPLEMENT) - ORAL) - Medication
  7. Niacinamide Oral Tablet (NIACINAMIDE - ORAL) - Medication
  8. Nicardipine Extended Release Oral Capsule - Medication
  9. Nicardipine Injection - Medication
  10. Nicardipine Oral Capsule (NICARDIPINE - ORAL) - Medication
  11. Nicotine and the Brain (video)
  12. Nicotine Chewing Gum (NICOTINE GUM - BUCCAL) - Medication
  13. Nicotine Gum
  14. Nicotine Inhalation Solution (NICOTINE INHALER - ORAL INHALATION) - Medication
  15. Nicotine Inhaler
  16. Nicotine Metered Dose Nasal Spray (NICOTINE SPRAY - NASAL) - Medication
  17. Nicotine Oral Lozenge (NICOTINE LOZENGE - BUCCAL) - Medication
  18. Nicotine Patches
  19. Nicotine Tests - Medical Test
  20. Nicotine Transdermal System (NICOTINE PATCH - TRANSDERMAL) - Medication
  21. NICU: Communicating With the Staff
  22. NICU: Getting Ready to Take Your Baby Home (video)
  23. Nifedipine Extended Release Oral Tablet (NIFEDIPINE SUSTAINED-ACTION - ORAL) - Medication
  24. Nifedipine Oral Capsule (NIFEDIPINE - ORAL) - Medication
  25. Nifedipine Osmotic 24 HR Extended Release Oral Tablet 30 mg (NIFEDIPINE SUSTAINED-RELEASE - ORAL) - Medication
  26. Nifedipine Osmotic 24 HR Extended Release Oral Tablet 60 mg (NIFEDIPINE SUSTAINED-RELEASE - ORAL) - Medication
  27. Nifedipine Osmotic 24 HR Extended Release Oral Tablet 90 mg (NIFEDIPINE SUSTAINED-RELEASE - ORAL) - Medication
  28. Night Eating Syndrome
  29. Night Sweats
  30. Nightmares and Other Sleep Problems in Children
  31. Nilotinib Oral Capsule (NILOTINIB - ORAL) - Medication
  32. Nilutamide Oral Tablet (NILUTAMIDE - ORAL) - Medication
  33. Nimodipine Oral Capsule (NIMODIPINE - ORAL) - Medication
  34. Nimodipine Oral Solution (NIMODIPINE - ORAL) - Medication
  35. Nintedanib Oral Capsule (NINTEDANIB - ORAL) - Medication
  36. Nipple Discharge
  37. Nipple Shields for Breastfeeding Problems
  38. Niraparib Oral Capsule (NIRAPARIB - ORAL) - Medication
  39. Nirmatrelvir Oral Tablet/Ritonavir Oral Tablet (NIRMATRELVIR/RITONAVIR - ORAL) - Medication
  40. Nirsevimab Prefilled Syringe (NIRSEVIMAB - INJECTION) - Medication
  41. Nisoldipine Extended Release Oral Tablet (NISOLDIPINE (10, 20, 30, OR 40 MG) SUSTAINED ACTION - ORAL) - Medication
  42. Nisoldipine Extended Release Oral Tablet (NISOLDIPINE (8.5, 17, 25.5, OR 34 MG) SUSTAINED ACTION - ORAL) - Medication
  43. Nitazoxanide Oral Suspension (NITAZOXANIDE - ORAL) - Medication
  44. Nitazoxanide Oral Tablet (NITAZOXANIDE - ORAL) - Medication
  45. Nitisinone Oral Capsule (NITISINONE - ORAL) - Medication
  46. Nitisinone Oral Suspension (NITISINONE - ORAL) - Medication
  47. Nitisinone Oral Tablet (NITISINONE - ORAL) - Medication
  48. Nitrofurantoin Oral Capsule (NITROFURANTOIN - ORAL) - Medication
  49. Nitrofurantoin Oral Capsule (NITROFURANTOIN/NITROFURANTOIN MACROCRYSTALS - ORAL) - Medication
  50. Nitrofurantoin Oral Suspension (NITROFURANTOIN SUSPENSION - ORAL) - Medication
  51. Nitroglycerin Extended Release Oral Capsule (NITROGLYCERIN EXTENDED-RELEASE CAPSULE - ORAL) - Medication
  52. Nitroglycerin Injection - Medication
  53. Nitroglycerin Mucosal Spray (NITROGLYCERIN SPRAY - LINGUAL) - Medication
  54. Nitroglycerin Rectal Ointment (NITROGLYCERIN OINTMENT - RECTAL) - Medication
  55. Nitroglycerin Sublingual Powder (NITROGLYCERIN POWDER PACKET - SUBLINGUAL) - Medication
  56. Nitroglycerin Sublingual Tablet (NITROGLYCERIN - SUBLINGUAL) - Medication
  57. Nitroglycerin Topical Ointment (NITROGLYCERIN OINTMENT - TRANSDERMAL) - Medication
  58. Nitroglycerin Transdermal System (NITROGLYCERIN PATCH - TRANSDERMAL) - Medication
  59. Nitrous Oxide Gas For Inhalation - Medication
  60. Nitrous Oxide Pain Relief for Childbirth
  61. Nivolumab Injection (NIVOLUMAB - INJECTION) - Medication
  62. Nivolumab/Relatlimab Injection (NIVOLUMAB/RELATLIMAB - INJECTION) - Medication
  63. Nizatidine Oral Capsule (NIZATIDINE - ORAL) - Medication
  1. Noise-Induced Hearing Loss
  2. Nonalcoholic Fatty Liver Disease (NAFLD)
  3. Nonallergic Rhinitis
  4. Non-Diabetes Medicines That May Raise Blood Sugar
  5. Nonepileptic Seizures (NES)
  6. Nonfatal Drowning
  7. Non-Hodgkin Lymphoma
  8. Non-Hodgkin Lymphoma Treatment During Pregnancy (PDQ®): Treatment - Health Professional Information [NCI]
  9. Non-Hodgkin Lymphoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  10. Non-Hodgkin Lymphoma Treatment (PDQ®): Treatment - Patient Information [NCI]
  11. Noninsulin Medicines for Type 2 Diabetes
  12. Nonmedical Options for Pain Relief in Childbirth
  13. Nonmelanoma Skin Cancer: Comparing Treatments
  14. Nonmilk Sources of Calcium
  15. Nonpoisonous Spider Bites
  16. Nonprescription Antacids for Heartburn
  17. Nonprescription Products for Weight Loss
  18. Non-Small Cell Lung Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  19. Non-Small Cell Lung Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
  20. Nonsteroidal Anti-Inflammatory Drugs (NSAIDs)
  21. Nonsteroidal Anti-Inflammatory Drugs (NSAIDs)
  22. Nonstress Test - Medical Test
  23. Non-Suicidal Self-Injury
  24. Non-Suicidal Self-Injury in Children
  25. Nonsurgical Nail Removal for Fungal Nail Infections
  26. Nonverbal Learning Disorder
  27. Norepinephrine Injection - Medication
  28. Norethindrone Oral Tablet 5 mg (NORETHINDRONE - ORAL) - Medication
  29. Norethindrone Oral Tablet (NORETHINDRONE CONTRACEPTIVE - ORAL) - Medication
  30. Normal Menstrual Cycle
  31. Normal Vaginal Discharge
  32. Normal Vital Signs for Adults
  33. Noroviruses (Norwalk Viruses)
  34. Nortriptyline Oral Capsule (NORTRIPTYLINE - ORAL) - Medication
  35. Nose Injuries
  36. Nosebleeds
  37. Not Ready for Change?
  38. Novavax COVID-19 Vaccine Injection (COVID-19 VACCINE (NOVAVAX) - INJECTION) - Medication
  39. Novolin 70/30 Insulin Suspension 100 IU/mL (10 mL vial) (INSULIN HUMAN ISOPHANE SUSPENSION 70/REGULAR 30 - INJECTION) - Medication
  40. Novolin N Insulin Suspension 100 IU/mL (10 mL vial) (INSULIN HUMAN ISOPHANE SUSPENSION - INJECTION) - Medication
  41. Novolog Cartridge 100 IU/mL (INSULIN ASPART - INJECTION) - Medication
  42. Novolog Injectable Solution 100 IU/mL (INSULIN ASPART - INJECTION) - Medication
  43. Novolog Pen Injector 100 IU/mL (INSULIN ASPART - INJECTION) - Medication