| Darshak Ltd. | No. 1, Arunananda Mudali Streetsanthome, Mylapore, Chennai-600 004. |
| Darwin Labs. | 103/2, L.R.G. Colony Chinna Andan Kovil Road, Karur- 639 001. |
| Dia Pharma | 3, Mahatma Gandhi Road Extension, K.K. Nagar (E) Tennur Tiruchirappalli-629 017 |
| Dialysis Suppliers & Medical Service (P) Ltd. | Unit No.5, Sdf, Mepz, Tambaram, Chennai |
| Diamalt Pharmonica (P) Ltd., | B 5 & 6 Mepz, Kadaperi, Tambarammadras – 45. |
| Diyo Pharmaceutical s | No.26a, Sriram Nagar, Tank Road, Porur, Chennai |
| Dollar Co. Pvt. Ltd. | Andhra Insurance Building 156, Thambu Chetty Street Chennai-600 001. |
| Dollar Company Pvt Ltd | 15th Cross Road Tondiarpet, Chennai |
| Dollar Company Pvt. Ltd, | 50,Cross Road,Tondiarpet,, Madras-600081 |
| Dr. K.S. & Sons, | No.23, Quai-De-Milleth Ismoil Street, Kumbakonam, |
| Dravida Nadu Drugs & Phaemaceutical s, | 20, Kalingarayan Street,P.B.No.3050,Madras- 600021 |
| Dravida Nadu Drugs & Pharmaceutical s | No. 20, Kalingaraya Street Old Washermanpet, Chennai- 021. |
| E.I.D. Parry (India) Ltd. | Dare House, 234 N.S.C. Bose Road, Chennai-600 001. |
| East West Pharma Research Laboratories | No. 2/1, Ganapathy Nagar Main Road Vanagaram, Chennai- 095 |
| Elke Enterprises | Elke House, Ii-A South Beach Avenue Mrc Nagar, Chennai-600 028. |
| Emassam Medics Sasstha | Illam, 36aruppukottai Main Road Avaniapuram, Madurai-625 012. |
| Eurokem Labs. (P) Ltd., | C-25, Sidco Pharmaceuticals Complex Alathur, Thiruporur-603 110 Dist. Chingleput-603 110 |
| Fixon Products Company | 48 New Rannad Road Madurai |
| Flarings Formulations (P) Ltd. | 12, Sampanji Reddy Street West Mambalam Chennai- 600 033. |
| Flytox Manufacturing Co. | 43, Muthumariamman Koil Streetchennai- 600 060. |
| Forge Tech India Ltd., | No.19 And L19b, Sidco Hosur 635 126 Krishnagiri District |
| Format Chemicals Ltd., | Sipcot Phase 2, Krishnagiri Road,B Hosur Pincode – Krishnagiri District |
| Fourrts (India) Laboratories Ltd., | 95/1-A,Padur Village, Vandallur Road, Kelambakkam, |
| Fourtsindiaphar maceuti Cals | Iv/55 Facitavenuekand Anchavad Madras, Kancheepuram |
| Foxter India Pvt. Ltd., | 69-72 Sidco Pharmachutical Complex, Alathoor |
| Franco-Indian Remedies Pvt Ltd., | 56,N.M.M.Road,Aminjikarai, Madras-600029. |
| Franco-Indian Remedies Pvt. Ltd. | 68, Nelson Manickam Road Aminjikarai Chennai-600 029. |
| Galac (P) Ltd., | B/2, Sipcot Kudigaducuddalore-3 |
| Galada Pharmaceutical s | Galada Gardens, 72 Evk Sampath Road Chennai-600 007. |
| Gem Laboratory | Gem Complex, Melamadai Madurai-625 020. |
| Gem Labratary | 53/23 Vandiyur Main Road Gem Complex Melamad Ai Madurai |
| Gem.Laborator y | 1/35C,Melamadaimadurai – 20. |
| Global Calcium Pvt. Ltd. | 126, Sipcot Indl. Complex Hosur-636 126. |
| Global Femedies (P) Ltd., | 241, Sipcot Hosur Krishnagiri District |
| Global Pharmatech Pvt. Ltd. | No. 32, Phase-I Sipcot Industrial Complex Hosur-635 126. |
| Globel Parendars (P) Ltd., | Plot No.32, Sipcot Industrial Complex, Phase I Krishnagiri District |
| Goldstein Labs. | 628, Poonamallee High Roadarumbakkam Chennai- 600 106. |
| Goodwill Drugs Pharmaceutical s (P) D | 5/107 Defence Colony Road,St.Thomas Mount, Madras |
| Govt. Quinine Factory | Anamalais Cinchona P.O.- 642 106pollachi Taluk Dist. Coimbatore. |
| Grandix Pharmaceutical s Ltd. | Jamals Solu Terrage, 42 Loganathan Nagar, 100 Ft Road Choolaimedu Chennai – 600 094. |
| Grandix Pharmaceutical s Ltd. | Alathur,Tiruporur |
| Gratesun India | Pno 298 K.K.Nagar Madurai |
| Gray Anon Formulations (P) Ltd. | 41/1, Karambakkam 1st Main Road Via. Perur Chennai-600016. |
| Green (India) Laboratories, | 25b, Beasant Road,Madurai – 2. |
| Groosell Pharmaceutical Manufacturing Company, | 16, Ramasamy Salai,S.D.K Nagarvalasaravakkam, Che |