b'Top 25 Uniform Formulary Rx Classes by Total CostFY 2021Rank Rx Class FY19 FY20 FY21 FY20-211 ONCOLOGICAL $720$848 $931 10%2 TIBs $529 $619 $676 9%3 DIABETES NON-INSULIN $351 $392 $445 13%4 ANTICOAGULANTS $206 $214 $215 1%5 RENIN-ANGIOTENSIN $212 $223 $190 -15%6 PULMONARY $177 $184 $185 1%7 INSULINS $189 $173 $156 -10%8 VACCINES $88 $106 $156 47%9 MULTIPLE SCLEROSIS $183 $178 $152 -15%10 LEUKEMIA/LYMPHOMA $101 $126 $144 14%11 ANTICONVULSANTS- $116 $117 $142 21%ANTIMANIA12 ANTIDEPRESSANTS/ $270 $165 $140 -15%NON-OPIOID PAIN13 ANTIRETROVIRALS $137 $143 $139 -3%14 PULMONARY ARTERIAL$119 $130 $134 3%HYPERTENSION15 RESPIRATORY$57 $94 $134 42%INTERLEUKINS16 ANTILIPIDEMICS $143 $112 $125 12%17 BREAST CANCER $88 $102 $116 14%18 OPHTHALMICS $131 $111 $111 0%19 GASTROINTESTINAL $108 $104 $111 7%20 ANTIPSYCHOTICS $84 $101 $110 9%21 IMMUNOLOGICAL MISC $68 $93 $109 16%22 OVERACTIVE BLADDER $129 $111 $104 -6%23 CYSTIC FIBROSIS$54 $99 $100 2%24 CORTICOSTEROIDS- $114 $100 $99 -1%IMMUNOMODULATOR25 NEUROLOGICAL AGENTS$47 $75 $95 27%MISCSource: Defense Health AgencyH U.S. MEDICINE 2022 DIRECTORY OF FEDERAL MEDICAL TREATMENT FACILITIESH 203'