| Table 1. Top 100 Drugs by Monthly Prescription | ||
| Rank | Drug (Brand Name) | Total Prescriptions to June 2014 |
| 1 | Synthroid | 22,664,826 |
| 2 | Crestor | 22,557,735 |
| 3 | Nexium | 18,656,464 |
| 4 | Ventolin HFA | 17,556,646 |
| 5 | Advair Diskus | 15,003,169 |
| 6 | Diovan | 11,401,503 |
| 7 | Lantus Solostar | 10,154,739 |
| 8 | Cymbalta | 10,065,788 |
| 9 | Vyvanse | 10,019,178 |
| 10 | Lyrica | 9,684,884 |
| 11 | Spiriva Handihaler | 9,518,849 |
| 12 | Lantus | 9,358,961 |
| 13 | Celebrex | 8,815,391 |
| 14 | Abilify | 8,777,842 |
| 15 | Januvia | 8,758,309 |
| 16 | Namenda | 7,640,319 |
| 17 | Viagra | 7,584,152 |
| 18 | Cialis | 7,555,933 |
| 19 | Zetia | 7,411,629 |
| 20 | Nasonex | 7,304,210 |
| 21 | Suboxone | 7,011,882 |
| 22 | Symbicort | 6,948,403 |
| 23 | Bystolic | 6,722,578 |
| 24 | Flovent HFA | 5,623,533 |
| 25 | Oxycontin | 5,559,330 |
| 26 | Levemir | 5,554,827 |
| 27 | Xarelto | 5,014,364 |
| 28 | Nuvaring | 5,011,966 |
| 29 | Dexilant | 4,866,178 |
| 30 | Thyroid | 4,834,481 |
| 31 | Benicar | 4,725,628 |
| 32 | Voltaren Gel | 4,709,766 |
| 33 | Proventil HFA | 4,494,004 |
| 34 | Tamiflu | 4,149,835 |
| 35 | Novolog | 4,044,310 |
| 36 | Novolog Flexpen | 4,006,690 |
| 37 | Premarin | 3,984,357 |
| 38 | Vesicare | 3,873,046 |
| 39 | Humalog | 3,858,256 |
| 40 | Benicar HCT | 3,633,026 |
| 41 | Lumigan | 3,283,060 |
| 42 | Afluria | 3,242,605 |
| 43 | Lo Loestrin Fe | 3,154,488 |
| 44 | Janumet | 3,089,749 |
| 45 | Ortho-Tri-Cy Lo 28 | 3,053,738 |
| 46 | Toprol-XL | 3,044,003 |
| 47 | Pristiq | 3,023,546 |
| 48 | Combivent Respimat | 2,994,490 |
| 49 | Vytorin | 2,988,460 |
| 50 | Travatan Z | 2,919,358 |
| 51 | Focalin XR | 2,866,278 |
| 52 | Pataday | 2,757,094 |
| 53 | Humalog Kwikpen | 2,626,530 |
| 54 | Lunesta | 2,590,519 |
| 55 | Avodart | 2,527,583 |
| 56 | Pradaxa | 2,442,678 |
| 57 | Seroquel XR | 2,405,130 |
| 58 | Strattera | 2,387,756 |
| 59 | Minastrin 24 Fe | 2,353,282 |
| 60 | Evista | 2,232,555 |
| 61 | Chantix | 2,151,879 |
| 62 | Zostavax | 2,145,562 |
| 63 | Humira | 1,923,427 |
| 64 | Victoza 3-Pak | 1,902,995 |
| 65 | Exelon | 1,877,942 |
| 66 | Exforge | 1,838,730 |
| 67 | Combigan | 1,821,491 |
| 68 | Dulera | 1,790,677 |
| 69 | Onglyza | 1,784,018 |
| 70 | Welchol | 1,778,218 |
| 71 | Premarin Vaginal | 1,718,405 |
| 72 | Enbrel | 1,627,480 |
| 73 | Xopenex HFA | 1,588,895 |
| 74 | Ranexa | 1,567,961 |
| 75 | Truvada | 1,532,734 |
| 76 | Alphagan P | 1,503,194 |
| 77 | Viibryd | 1,447,730 |
| 78 | Tradjenta | 1,443,791 |
| 79 | Effient | 1,434,572 |
| 80 | Azor | 1,433,045 |
| 81 | Norvir | 1,384,306 |
| 82 | Actonel | 1,339,615 |
| 83 | Namenda XR | 1,319,963 |
| 84 | Amitiza | 1,309,980 |
| 85 | Aggrenox | 1,286,826 |
| 86 | Lotemax | 1,276,480 |
| 87 | Patanol | 1,274,050 |
| 88 | Levitra | 1,273,311 |
| 89 | Advair HFA | 1,272,551 |
| 90 | Uloric | 1,244,536 |
| 91 | Detrol La | 1,225,506 |
| 92 | Asmanex Twisthaler | 1,219,112 |
| 93 | Lipitor | 1,212,376 |
| 94 | Atripla | 1,183,636 |
| 95 | Prempro Low Dose | 1,162,513 |
| 96 | Latuda | 1,123,396 |
| 97 | Novolog Flxpen Mix 70/30 | 1,119,855 |
| 98 | Invokana | 1,106,268 |
| 99 | Epiduo | 1,103,330 |
| 100 | Humulin N | 1,071,673 |