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  1. Lab Test Results: Units of Measurement
  2. Lab Tests for Fibromyalgia
  3. labetalol (oral/injection) - Medication
  4. Labor and Delivery
  5. Labor Induction and Augmentation
  6. Labor Trial After a Previous Cesarean Delivery, Deciding About
  7. Labyrinthitis and Vestibular Neuritis
  8. Lac-Hydrin - Medication
  9. Laclotion - Medication
  10. lacosamide (oral/injection) - Medication
  11. Lacri-Lube S.O.P. - Medication
  12. Lactic Acid - Medical Test
  13. Lactic Acid Dehydrogenase (LDH) - Medical Test
  14. Lactinex - Medication
  15. lactobacillus acidophilus - Medication
  16. lactobacillus acidophilus and bulgaricus - Medication
  17. lactobacillus rhamnosus GG - Medication
  18. Lactose Intolerance
  19. lactulose (oral) - Medication
  20. Laetrile/Amygdalin (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  21. Laetrile/Amygdalin (PDQ®): Integrative, alternative, and complementary therapies - Patient Information [NCI]
  22. LaMICtal - Medication
  23. LaMICtal ODT - Medication
  24. LaMICtal XR - Medication
  25. LamISIL - Medication
  26. LamISIL AT - Medication
  27. LamISIL Defense - Medication
  28. lamivudine - Medication
  29. lamivudine and tenofovir - Medication
  30. lamivudine and zidovudine - Medication
  31. lamotrigine - Medication
  32. Lanacane - Medication
  33. lanadelumab - Medication
  34. Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Health Professional Information [NCI]
  35. Langerhans Cell Histiocytosis Treatment (PDQ®): Treatment - Patient Information [NCI]
  36. Language Development Between 12 and 24 Months of Age
  37. Language Development From Age 6 to 10 Years
  38. Language Development in Newborns
  39. lanolin topical - Medication
  40. Lanolor Cream - Medication
  41. Lan-O-Soothe - Medication
  42. Lanoxin - Medication
  43. lanreotide - Medication
  44. Lansinoh for Breast Feeding Mothers - Medication
  45. lansoprazole - Medication
  46. lanthanum carbonate - Medication
  47. Lantus - Medication
  48. Lantus Solostar Pen - Medication
  49. Laparoscopic Gallbladder Surgery for Gallstones
  50. Laparoscopic Inguinal Hernia Repair
  51. Laparoscopic Ovarian Drilling (Ovarian Diathermy) for PCOS
  52. Laparoscopic Surgery
  53. Laparoscopic Surgery for Endometriosis
  54. Laparoscopic Tubal Ligation
  55. Laparoscopy - Medical Test
  56. lapatinib - Medication
  57. Lariam - Medication
  58. laronidase - Medication
  59. larotrectinib - Medication
  60. Lartruvo - Medication
  61. Laryngeal Cancer Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
  62. Laryngeal Cancer Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
  63. Laryngitis
  64. Laryngoscopy - Medical Test
  65. Laser In-Situ Keratomileusis (LASIK) for Farsightedness
  66. Laser Iridotomy for Glaucoma
  67. Laser Photocoagulation and Cryopexy for Retinal Tears
  68. Laser Photocoagulation for Age-Related Macular Degeneration
  69. Laser Photocoagulation for Diabetic Retinopathy
  70. Laser Resurfacing
  71. Laser Surgery for Genital Warts
  72. Laser Surgery for Nearsightedness, Deciding About
  73. Laser Surgery for Skin Cancer
  74. Laser Surgery for Warts
  75. Laser Trabeculoplasty for Glaucoma
  76. Laser Treatment for Varicose Veins
  77. LASIK (Laser In-Situ Keratomileusis) for Nearsightedness
  78. Lasix - Medication
  79. lasmiditan - Medication
  80. Last Days of Life (PDQ®): Supportive care - Health Professional Information [NCI]
  81. Last Days of Life (PDQ®): Supportive care - Patient Information [NCI]
  82. Lastacaft - Medication
  83. latanoprost and netarsudil ophthalmic - Medication
  84. latanoprost ophthalmic - Medication
  85. latanoprostene bunod ophthalmic - Medication
  86. Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Health Professional Information [NCI]
  87. Late Effects of Treatment for Childhood Cancer (PDQ®): Treatment - Patient Information [NCI]
  88. Lateral Collateral Ligament (LCL) Injury
  89. Latisse - Medication
  90. Latuda - Medication
  91. laureth-9 (polidocanol) - Medication
  92. Lavacol - Medication
  93. lavender - Medication
  94. Laxatives
  95. Laxmar - Medication
  96. Lazanda - Medication
  97. Lazer Creme (obsolete) - Medication
  1. Lead - Medical Test
  2. Lead Poisoning
  3. Lead Poisoning Screening
  4. Leader Acid Reducer - Medication
  5. Leader Allergy Relief D-24 - Medication
  6. Leader Lice Solution - Medication
  7. Leader Nicotine Polacrilex - Medication
  8. Learning Disabilities
  9. lecithin - Medication
  10. Lecithin-Softgels - Medication
  11. ledipasvir and sofosbuvir - Medication
  12. lefamulin (oral/injection) - Medication
  13. leflunomide - Medication
  14. Left Ventricular Hypertrophy (LVH)
  15. Leg Amputation
  16. Leg Aneurysm
  17. Leg Cramps During Pregnancy
  18. Leg Injuries
  19. Leg Problems, Noninjury
  20. Legatrin PM - Medication
  21. Legionnaires' Disease and Pontiac Fever
  22. lemborexant - Medication
  23. Lemtrada - Medication
  24. lenalidomide - Medication
  25. Lennox-Gastaut Syndrome
  26. lenvatinib - Medication
  27. Lenvima - Medication
  28. Leriche's Syndrome
  29. Lescol - Medication
  30. Lescol XL - Medication
  31. lesinurad - Medication
  32. Letairis - Medication
  33. letermovir (oral/injection) - Medication
  34. letrozole - Medication
  35. letrozole and ribociclib - Medication
  36. leucovorin (injection) - Medication
  37. leucovorin (oral) - Medication
  38. Leukemia
  39. Leukeran - Medication
  40. Leukine - Medication
  41. leuprolide - Medication
  42. leuprolide and norethindrone - Medication
  43. Leustatin - Medication
  44. levalbuterol inhalation - Medication
  45. Levaquin - Medication
  46. Levaquin - Medication
  47. Levbid - Medication
  48. Levels of Evidence for Adult and Pediatric Cancer Treatment Studies (PDQ®): Treatment - Health Professional Information [NCI]
  49. Levels of Evidence for Cancer Genetics Studies (PDQ®): Genetics - Health Professional Information [NCI]
  50. Levels of Evidence for Cancer Screening and Prevention Studies (PDQ®): Screening - Health Professional Information [NCI]
  51. Levels of Evidence for Human Studies of Integrative, Alternative, and Complementary Therapies (PDQ®): Integrative, alternative, and complementary therapies - Health Professional Information [NCI]
  52. Levels of Evidence for Supportive and Palliative Care Studies (PDQ®): Supportive care - Health Professional Information [NCI]
  53. Levemir - Medication
  54. Levemir FlexTouch - Medication
  55. levetiracetam - Medication
  56. Levitra - Medication
  57. Levlen - Medication
  58. levobunolol ophthalmic - Medication
  59. levocarnitine (oral) - Medication
  60. levocetirizine - Medication
  61. levodopa inhalation - Medication
  62. levofloxacin (injection) - Medication
  63. levofloxacin ophthalmic - Medication
  64. levofloxacin (oral) - Medication
  65. levoleucovorin - Medication
  66. levomilnacipran - Medication
  67. levonorgestrel emergency contraceptive - Medication
  68. levonorgestrel intrauterine system - Medication
  69. Levonorgestrel (LNg) IUD
  70. Levophed - Medication
  71. levorphanol (oral) - Medication
  72. Levothyroxine
  73. levothyroxine (oral/injection) - Medication
  74. Levoxyl - Medication
  75. Levsin - Medication
  76. Levulan Kerastick - Medication
  77. Lexapro - Medication
  78. Lexette - Medication
  79. Lexiscan - Medication
  80. Lexiva - Medication
  1. Lialda - Medication
  2. Librax - Medication
  3. Librium - Medication
  4. Libtayo - Medication
  5. Lice Bedding Spray - Medication
  6. licorice - Medication
  7. LidaMantle - Medication
  8. lidocaine and prilocaine topical - Medication
  9. lidocaine and tetracaine topical - Medication
  10. lidocaine injection - Medication
  11. lidocaine topical - Medication
  12. lidocaine viscous - Medication
  13. Lidocaine Viscous - Medication
  14. Lidoderm - Medication
  15. LidoPro - Medication
  16. LidoRx - Medication
  17. LidoRxKit - Medication
  18. Life-Prolonging Treatments at End of Life, Deciding About
  19. Lifestyle Changes That May Help Prevent Cancer
  20. lifitegrast ophthalmic - Medication
  21. Light Therapy
  22. Light to Heavy Vaginal Bleeding
  23. Liletta - Medication
  24. Lillow - Medication
  25. Limbrel - Medication
  26. Limbrel250 - Medication
  27. Limbrel500 - Medication
  28. linaclotide - Medication
  29. linagliptin - Medication
  30. linagliptin and metformin - Medication
  31. Lincocin - Medication
  32. lincomycin - Medication
  33. lindane topical - Medication
  34. Linda's Story: Getting Active When You Have Prediabetes
  35. Linda's Story: Quitting Smoking Lowers My Risk
  36. linezolid (oral/injection) - Medication
  37. Linzess - Medication
  38. liothyronine - Medication
  39. liotrix - Medication
  40. Lip and Oral Cavity Cancer Treatment (Adult) (PDQ®): Treatment - Health Professional Information [NCI]
  41. Lip and Oral Cavity Cancer Treatment (Adult) (PDQ®): Treatment - Patient Information [NCI]
  42. Lipase - Medical Test
  43. Lipid Panel
  44. Lipitor - Medication
  45. Lipofen - Medication
  46. Lipoma
  47. Liposuction
  48. LiQ-10 - Medication
  49. LiQsorb - Medication
  50. Liquibid-PD - Medication
  51. Liqui-Char - Medication
  52. Liquid PedvaxHIB - Medication
  53. Liqui-Dual Citra - Medication
  54. Liquimat Light - Medication
  55. Liquimat Medium - Medication
  56. Liquitears - Medication
  57. liraglutide - Medication
  58. lisdexamfetamine - Medication
  59. lisinopril - Medication
  60. Listeriosis
  61. lithium - Medication
  62. Lithobid - Medication
  63. Lithostat - Medication
  64. Lithotripsy (ESWL) for Kidney Stones, Deciding About
  65. Little Leaguer's Elbow (Medial Apophysitis)
  66. Little Noses Decongestant - Medication
  67. Little Tummys - Medication
  68. Little Tummys Laxative Drops - Medication
  69. Livalo - Medication
  70. Live Zoster (Shingles) Vaccine: What You Need to Know
  71. Liver and Spleen Scan - Medical Test
  72. Liver Biopsy - Medical Test
  73. Liver Function Panel
  74. Liver Function Tests - Medical Test
  75. Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
  76. Liver (Hepatocellular) Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
  77. Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
  78. Liver (Hepatocellular) Cancer Screening (PDQ®): Screening - Patient Information [NCI]
  79. Liver Resection
  80. Living Organ Donation
  81. Living Will
  82. Living With a Spinal Cord Injury
  83. Living With an Ostomy
  84. Living With More Than One Health Problem
  85. lixisenatide - Medication
  1. Lo Minastrin Fe - Medication
  2. Local Anesthesia
  3. Local Anesthesia for Childbirth
  4. Localized Prostate Cancer, Should I Have radiation Therapy or a Prostatectomy?
  5. Locoid - Medication
  6. Lodine - Medication
  7. Lodosyn - Medication
  8. lodoxamide ophthalmic - Medication
  9. Lodrane D - Medication
  10. lofexidine - Medication
  11. Log Roll Method for Safe Movement
  12. LoHist-D - Medication
  13. LoKara - Medication
  14. Lokelma - Medication
  15. Lomaira - Medication
  16. lomitapide - Medication
  17. Lomotil - Medication
  18. lomustine - Medication
  19. Long-Term Care Choices
  20. Long-Term Care for Alzheimer's or Other Dementia, Deciding About
  21. Long-Term Care for Stroke, Deciding About
  22. Lonhala Magnair Starter Kit - Medication
  23. Loniten - Medication
  24. Lonsurf - Medication
  25. Loop Electrosurgical Excision Procedure (LEEP) for Abnormal Cervical Cell Changes
  26. Loop Electrosurgical Excision Procedure (LEEP) for Genital Warts
  27. loperamide - Medication
  28. Lopid - Medication
  29. lopinavir and ritonavir - Medication
  30. Lopressor - Medication
  31. Loprox - Medication
  32. Loralie's Story: It's Never Too Late
  33. loratadine - Medication
  34. loratadine and pseudoephedrine - Medication
  35. Loratadine-D 12 Hour - Medication
  36. Loratadine-D 24 Hour - Medication
  37. lorazepam (injection) - Medication
  38. lorazepam (oral) - Medication
  39. Lorbrena - Medication
  40. lorcaserin - Medication
  41. Lorcet - Medication
  42. lorlatinib - Medication
  43. Lorna's Story: There's No Fast Cure
  44. Lortuss DM - Medication
  45. Lortuss EX - Medication
  46. Lortuss LQ - Medication
  47. Loryna - Medication
  48. Lorzone - Medication
  49. losartan - Medication
  50. LoSeasonique - Medication
  51. Losing Weight: Deciding About a Diet Plan
  52. Lotemax - Medication
  53. Lotemax SM - Medication
  54. Lotensin - Medication
  55. Lotensin HCT - Medication
  56. loteprednol and tobramycin (ophthalmic) - Medication
  57. loteprednol (ophthalmic) - Medication
  58. Lotrel - Medication
  59. Lotrimin AF - Medication
  60. Lotrimin AF Cream - Medication
  61. Lotrimin Jock Itch Powder - Medication
  62. Lotrisone - Medication
  63. Lotronex - Medication
  64. lovastatin - Medication
  65. Lovaza - Medication
  66. Lovenox - Medication
  67. Low Amniotic Fluid
  68. Low Back Pain
  69. Low Back Pain and Sex
  70. Low Back Pain: Easing Back Into Your Daily Activities
  71. Low Back Pain: Exercises to Reduce Pain
  72. Low Back Pain: Should I Have an MRI?
  73. Low Back Pain: Should I Have Spinal Manipulation?
  74. Low Back Pain: Should I Try Epidural Steroid Shots?
  75. Low Blood Pressure (Hypotension)
  76. Low Blood Sugar Level Record
  77. Low Bone Density
  78. Low Testosterone
  79. Lowering Your Health Care Costs
  80. Low-Lying Placenta
  81. Low-Ogestrel - Medication
  82. Low-Potassium Foods
  83. Low-Salt Diets: Eating Out
  84. Low-Vision Accommodations in Your Home
  85. loxapine (inhalation) - Medication
  86. loxapine (oral) - Medication
  87. Loxitane - Medication
  1. lubiprostone - Medication
  2. Lubriderm - Medication
  3. Lucemyra - Medication
  4. Lucentis - Medication
  5. Luden's Honey Lemon Throat Drops - Medication
  6. Ludent - Medication
  7. luliconazole topical - Medication
  8. Lumason - Medication
  9. lumateperone - Medication
  10. Lumbar Herniated Disc
  11. Lumbar Herniated Disc: Should I Have Surgery?
  12. Lumbar Puncture - Medical Test
  13. Lumbar Spinal Fusion (Arthrodesis)
  14. Lumbar Spinal Stenosis
  15. Lumbar Spinal Stenosis: Should I Have Surgery?
  16. Lumbar Spondylosis
  17. Lumify - Medication
  18. Lumigan - Medication
  19. Lumizyme - Medication
  20. Lumoxiti - Medication
  21. Lunesta - Medication
  22. Lung Biopsy - Medical Test
  23. Lung Cancer
  24. Lung Cancer and Other Lung Problems From Smoking
  25. Lung Cancer Prevention (PDQ®): Prevention - Health Professional Information [NCI]
  26. Lung Cancer Prevention (PDQ®): Prevention - Patient Information [NCI]
  27. Lung Cancer Screening
  28. Lung Cancer Screening: Low-Dose CT Scan - Medical Test
  29. Lung Cancer Screening (PDQ®): Screening - Health Professional Information [NCI]
  30. Lung Cancer Screening (PDQ®): Screening - Patient Information [NCI]
  31. Lung Cancer: Should I Have Screening?
  32. Lung Function in COPD
  33. Lung Function Tests - Medical Test
  34. Lung Surgery for Lung Cancer
  35. Lung Transplant for Cystic Fibrosis
  36. Lung VQ Scan - Medical Test
  37. Lungs and Airways
  38. Lupaneta Pack - Medication
  39. Lupron Depot - Medication
  40. Lupus and Antiphospholipid Antibody Syndrome
  41. Lupus and Pregnancy
  42. Lupus: Criteria for Diagnosis
  43. Lupus: Healthy Eating
  44. Lupus (Systemic Lupus Erythematosus)
  45. lurasidone - Medication
  46. luspatercept - Medication
  47. Lustra - Medication
  48. lusutrombopag - Medication
  49. Lutathera - Medication
  50. Luteinizing Hormone - Medical Test
  51. lutetium Lu 177 dotatate - Medication
  52. Luvox - Medication
  53. Luxiq - Medication
  54. Luxturna - Medication
  55. Luzu - Medication