Table.

Overall claims, costs per day, payments and potential savings for all providers in the 2014 Medicare Part D Provider file for selected urological medications

	Total Claims	Cost/Day ($)	Total Payment ($)	Potential Savings ($)*
Benign prostatic hyperplasia:
Tamsulosin†	11,685,671	0.49	272,159,867	—
Finasteride†	4,357,475	0.41	96,934,658	—
Doxazosin	2,675,599	0.64	85,149,342	20,214,395
Terazosin‡	1,875,481	0.20	21,506,103	—
Dutasteride§	1,228,151	4.59	248,567,328	226,415,280
Silodosin§	371,318	4.97	75,469,772	68,218,394
Alfuzosin	336,448	0.62	10,594,369	2,389,479
Tamsulosin/dutasteride§	177,141	4.61	34,609,473	27,956,318
Tamsulosin§	8,812	7.56	2,236,066	2,093,388
Alfuzosin§	2,951	12.69	1,213,514	1,167,656
Totals	22,719,047		848,440,492	348,454,910
Erectile dysfunction:
Sildenafil§	139,631	5.13	19,322,544	4,410,225
Tadalafil§	118,128	5.41	21,691,569	5,801,689
Vardenafil†,§	7,672	3.96	903,739	—
Totals	265,431		41,917,852	10,211,914
Overactive bladder:
Oxybutynin ER†	2,134,463	1.51	128,391,118	—
Oxybutynin‡	2,104,026	0.81	69,772,973	—
Solifenacin§	1,832,621	7.33	488,877,010	387,696,116
Tolterodine ER	495,103	5.78	101,778,596	75,158,201
Mirabegron§	469,687	8.13	139,126,085	112,992,782
Fesoterodine§	396,576	6.38	89,588,979	68,201,128
Darifenacin§	129,444	6.86	29,012,619	22,579,355
Trospium	127,889	2.54	14,427,825	5,777,546
Tolterodine	122,889	4.13	14,993,612	9,513,222
Trospium ER	63,698	5.03	13,177,983	9,181,407
Tolterodine ER§	42,047	7.96	8,679,463	7,031,076
Totals	7,918,443		1,097,826,263	698,130,833
Cumulative totals	30,902,921		1,988,184,607	1,056,797,657

^*Calculated as total cost of drug X — (total supply of drug X * cost/day of comparator medication).

^†Reference medication for cost comparisons within each drug class or condition.

^‡Medications that were less expensive than the selected comparator medication were excluded from savings calculations.

^§Brand name medication.