| Apollo Hospitals Enterprise Ltd | Chennai | (044) 23811103 |
| Apollo Hospitals Enterprise Ltd | Madras | (044) 23811103 |
| Apollo Pharmacy | Chennai | (044) 24349956 |
| Apollo Pharmacy | Madras | (044) 24349956 |
| Bawa Medicals | Chennai | (044) 66756257 |
| Bawa Medicals | Madras | (044) 66756257 |
| Kottakkal Arya Vaidya Sala | Chennai | (044) 24339414 |
| Kottakkal Arya Vaidya Sala | Madras | (044) 24339414 |
| Medplus Pharmacy | Chennai | (044) 43597669 |
| Medplus Pharmacy | Madras | (044) 43597669 |
| Muthu Pharmacy | Chennai | (044) 22201660 |
| Muthu Pharmacy | Madras | (044) 22201660 |
| Religare Wellness Ltd (Regional Off... | Chennai | (044) 23457200 |
| Religare Wellness Ltd (Regional Off... | Madras | (044) 23457200 |
| Sayar Pharmacy | Chennai | (044) 24360923 |
| Sayar Pharmacy | Madras | (044) 24360923 |
| Sugam Medicals | Chennai | (044) 23812585 |
| Sugam Medicals | Madras | (044) 23812585 |
| The Med Plus | Chennai | (044) 42010010 |
| The Med Plus | Madras | (044) 42010010 |
| Vasan Medicals | Chennai | (044) 24330280 |
| Vasan Medicals | Madras | (044) 24330280 |