Search Benefits

Looking to Sign Up?

To apply for medicare, please call the federal toll-free number at 1-800-772-1213 (TTY 1-800-325-0778) or visit the signup page

Medicare Prescriptions For Drugs Starting with O

Find out more about medicare drug coverage and medicare insurance eligibility for your medications.

Drug Doctors Drug Cost Patients Prescriptions
Omeprazole 372,489 $629,500,875 6,902,028 31,500,544
Oxycodone Hcl/Acetaminophen 148,323 $257,699,810 2,341,694 7,723,401
Oxycodone Hcl 102,182 $1,042,175,381 1,134,508 6,417,923
Ofloxacin 10,455 $6,042,554 427,705 610,997
Oxybutynin Chloride 110,697 $174,755,758 384,958 3,961,038
Ondansetron Hcl 56,140 $26,510,220 277,089 867,257
Olanzapine 80,650 $479,070,381 235,970 2,779,192
Olopatadine Hcl 22,560 $130,932,860 189,036 908,165
Oseltamivir Phosphate 5,832 $22,836,155 173,603 200,413
Omega 3 Acid Ethyl Esters 47,441 $365,029,005 152,949 1,683,952
Ondansetron 24,646 $7,832,703 127,663 261,962
Olmesartan Medoxomil 43,849 $241,195,685 80,818 1,381,325
Oxcarbazepine 20,909 $46,256,713 48,799 759,778
Oxymorphone Hcl 9,520 $152,494,327 43,571 301,030
Olmesartan/Hydrochlorothiazide 38,210 $147,090,106 35,568 804,115
Orphenadrine Citrate 2,846 $2,133,901 10,953 51,188
Oxaprozin 2,433 $8,814,432 6,249 52,806
Olmesartan/Amlodipin/Hcthiazid 3,981 $23,240,147 5,420 118,183
Oxazepam 2,650 $3,862,708 1,830 60,380
Oxybutynin 1,688 $5,095,806 1,264 18,462
Ondansetron Hcl/Pf 200 $396,175 1,237 7,062
Onabotulinumtoxina 182 $5,606,425 974 4,536
Oxiconazole Nitrate 151 $909,987 936 3,246
Omeprazole/Sodium Bicarbonate 1,668 $9,292,058 601 25,689
Olanzapine/Fluoxetine Hcl 656 $6,908,470 477 16,536
Oxandrolone 295 $4,139,166 297 6,969
Olanzapine Pamoate 192 $6,625,130 165 6,209
Oxycodone Hcl/Aspirin 366 $488,396 66 4,867
Octreotide Acetate 540 $23,020,034 60 10,259
Oxaliplatin 48 $2,019,303 41 916
Omalizumab 458 $20,864,160 36 7,920
Omeprazole/Clarith/Amoxicillin 2 $14,415 24 35
Oxytocin 2 $1,440 20 62
Om 3/Dha/Epa/D3/B12/Fa/B 6/Phy 1 $2,691 13 39
Opium Tincture 150 $2,261,003 13 2,543
Oxacillin Sodium 54 $533,003 11 671

Looking to Sign Up?

To apply for medicare, please call the federal toll-free number at 1-800-772-1213 (TTY 1-800-325-0778) or visit the signup page