1. 2004-2005 Pharmacology Review of Everything (Principles, Cardiovascular and Respiratory drugs have been updated) 26 October 2015 4:15 AM

2. Hydrochlorothiazide Thiazide diuretic Na-Cl symporter inhibitor Antihypertensive

3. Hydrocortisone Adrenocorticosteroid Glucocorticoid Anti-inflammatory steroid

4. Hydroxychloroquine Disease modifying anti-rheumatic drug (DMARD)

5. 4-Hydroxycoumarin Oral anticoagulant Vitamin K synthesis inhibitor

6. Hydroxyurea Antineoplastic Miscellaneous Ribonucleotide reductase inhibitor

7. Hydroxyzine Classical antihistamine H 1 antagonist

8. Ibritumomab Antineoplastic Anti-CD20 antibody

9. Ibuprofen NSAID Analgesic, Anti-inflammatory Antipyretic Reversible cyclooxygenase inhibitor

10. Ibutilide Class III antiarrhythmic K + channel blocker

11. Imatinib Antineoplastic Miscellaneous Tyrosine kinase inhibitor

12. Imipenem/Cilastatin New  lactam antibiotic Cilastatin inhibits a kidney dipeptidase that inactivates imipenem

13. Imipramine Indirect sympathomimetic Tricyclic antidepressant (TCA) Antimicturant

14. Indapamide Thiazide-like diuretic Na-Cl symporter inhibitor Antihypertensive

15. Indinavir Antiretroviral Protease inhibitor (PI)

16. Indomethacin NSAID Analgesic, Anti-inflammatory, Antipyretic Cyclooxygenase inhibitor Tocolytic Uterine relaxant

17. Infliximab TNF inhibitor Anti-TNF monoclonal antibody Treatment of IBD

18. Insulin Hormone Insulin analogue Short acting

19. Interferon alpha Antiviral for hepatitis Antineoplastic Cytokine Anti-angiogenesis

20. Interleukin 2 Cytokine Antineoplastic

21. Interleukin 11 Cytokine Antineoplastic (supporting agent)

22. Iodide Antithyroid Prevents synthesis and release of thyroid hormones (blocks iodine organification) Decreases hyperplasia

23. Iodoquinol Antiparasitic Treatment of protozoal infections

24. Ipecac Emetic

25. Ipratropium Anticholinergic Antimuscarinic Inhaled bronchodilator

26. Irbesartan Antihypertensive Angiotensin receptor blocker (ARB)

27. Iressa Antineoplastic Miscellaneous Tyrosine kinase inhibitor

28. Irinotecan Antineoplastic Natural product

29. Iron (ferrous sulfate, iron dextran) Essential nutrient Required for hemoglobin and myoglobin synthesis

30. Isoetharine Sympathomimetic  adrenergic agonist Bronchodilator

31. Isoflurane General anaesthetic Inhaled anaesthetic

32. Isoniazid Antibiotic Inhibits biosynthesis of mycolic acids Major drug for tuberculosis

33. Isoproterenol Sympathomimetic  adrenergic agonist Vasodilator Bronchodilator

34. Isosorbide dinitrate Venodilator Used to treat CHF

35. Isradipine Antihypertensive Calcium channel blocker

36. Itraconazole Triazole antifungal Inhibits synthesis of ergosterol by inhibiting lanosterol 14  demethylase

37. Ivermectin Antihelminthic Treatment of intestinal and tissue roundworms

38. Kallidin Inflammatory mediator Plasma, hypotension, pain

39. Kaolin Antidiarrheal

40. Kava kava Dietary supplement Stress relief and treatment of insomnia

41. Ketamine General anaesthetic Drug of abuse Sedative

42. Ketoconazole Imidazole antifungal Inhibits synthesis of ergosterol by inhibiting lanosterol 14  demethylase

43. Ketoprofen NSAID Analgesic, Anti-inflammatory, Antipyretic Cyclooxygenase inhibitor

44. Labetalol Sympatholytic  and  adrenergic antagonist Antihypertensive

45. Lactulose Saline (osmotic) cathartic

46. Lamivudine Antiretroviral Nucleoside reverse transcriptase inhibitor (NRTI)

47. Lansoprazole Antiulcer H + /K + ATPase inhibitor

48. Lente insulin Hormone Insulin analogue Intermediate acting

49. Lepirudin Anticoagulant Direct thrombin inhibitor (DTI)

50. Letrozole Antineoplastic Antiestrogen Aromatase Inhibitor

51. Leukotriene B 4 (LTB 4 ) Inflammatory mediator Lipoxygenase product of arachidonate metabolism Chemotactic

52. Leukotrienes C 4, D 4, E 4 (LTC 4, LTD 4, LTE 4 ) Inflammatory mediators Cysteinyl leukotrienes Peptidyl leukotrienes SRS-A Lipoxygenase products of arachidonate metabolism

53. Leucovorin Antineoplastic (supporting agent) Folic acid analogue (used in methotrexate rescue)

54. Leuprolide Antineoplastic Gonadotropin releasing hormone (GnRH) agonist

55. Levobunolol Sympatholytic  adrenergic antagonist Antihypertensive Bronchoconstrictor

56. Levodopa Antiparkinson Dopamine precursor Inhibits growth hormone release

57. Levonorgestrel Progestin 19-nor testosterone analogue Combination oral contraceptive

58. Levothyroxine (T 4 ) Thyroid hormone

59. Lidocaine Class I antiarrhythmic Local anaesthetic Na + channel blocker (activated and inactivated channels)

60. Linezolid Oxazolidinone antibiotic Protein synthesis inhibitor 50S ribosomal subunit

61. Liothyronine (T 3 ) Thyroid hormone

62. Lisinopril Antihypertensive Converting enzyme inhibitor Heart failure treatment Angioedema producer

63. Lispro insulin Hormone Insulin analogue Ultra short acting

64. Lithium Antidepressant Used to treat manic/depressive disorder

65. Lomustine (CCNU) Antineoplastic Alkylating agent Nitrosourea

66. Loperamide Antidiarrheal Opiate

67. Loratidine Antihistamine H 1 antagonist Non-sedating

68. Lorazepam Anxiolytic Anticonvulsant Benzodiazepine Acts on GABA A receptor complex

69. Losartan Antihypertensive Angiotensin receptor blocker (ARB)

70. Lovastatin Antihyperlipidemic HMG-CoA reductase inhibitor

71. Lutenizing Hormone (LH) Anterior pituitary hormone Regulator of gonadal function

72. Lypressin Antidiuretic hormone analogue

73. Lysergic acid diethylamide (LSD) Drug of abuse Hallucinogen

74. Macrolides erythromycin, azithromycin, clarithromycin Antibiotics Bacteriostatic protein synthesis inhibitors 50S ribosome

75. Magnesium hydroxide Antiulcer Saline (osmotic) cathartic Antacid

76. Magnesium sulfate Calcium antagonist Tocolytic Uterine relaxant

77. Malathion Anticholinesterase Vasodilator Bronchoconstrictor

78. Mannitol Osmotic diuretic

79. Marijuana Drug of abuse Cannabinoid

80. Mebendazole Antihelminthic Treatment of intestinal roundworms

81. Meclizine Antihistamine Antiemetic H 1 receptor antagonist

82. Meclofenamate NSAID Analgesic, Anti-inflammatory, Antipyretic Cyclooxygenase inhibitor

83. Mechlorethamine Antineoplastic Alkylating agent Nitrogen mustard

84. Medroxyprogesterone Progestin Synthetic progesterone analogue Contraceptive

85. Mefloquine Antimalarial Treatment and prophylaxis for chloroquine resistant Plasmodium

86. Meglumine antimonate Tropical antiparasitic Organic antimonial Treatment of Leishmaniasis

87. Melarsoprol Tropical antiparasitic Treatment of African Trypanosomiasis in CNS

88. Melphalan Antineoplastic Alkylating agent Nitrogen mustard

89. Menotropin Hormone Gonadotropin Ovulation inducing agent

90. Meperidine Opioid analgesic  receptor agonist

91. Mepivacaine Local anaesthetic

92. Meprobamate Sedative/hypnotic Anxiolytic

93. 6-Mercaptopurine Antineoplastic Antimetabolite (“pseudofeedback inhibition” of HGPRT and PRP – purine synthesis)

94. Mesalamine (5-ASA) NSAID (salicylate) Treatment of IBD

95. Mesna Antineoplastic (supporting agent) Prevent hemorrhagic cystitis due to cyclophosphamide

96. Mestranol Estrogen Synthetic female gonadal steroid Combination oral contraceptive

97. Metamphetamine Drug of abuse Stimulant

98. Metaproterenol Sympathomimetic  2 adrenergic agonist Bronchodilator Used in asthma

99. Metformin Oral hypoglycemic Biguanide Hepatic gluconeogenesis inhibitor

100. Methacholine Cholinomimetic Bronchoconstrictor

101. Methadone Opioid  receptor agonist