| Business | Phone |
| Baxter Pharmaceutical Sltns 11550 W Ih 10 # 195, San Antonio 78230 | (210) 402-6866 |
| Mission Pharmacal Co 10999 Ih 10 W 1000, San Antonio 78230 | (210) 696-8400 |
| Quaker House Products Inc 8000 Donore Pl, San Antonio 78229 | (210) 348-8389 |
| Heran Pharmaceutical Co 7215 Eckhert Rd, San Antonio 78238 | (210) 733-1640 |