| Ultra Labs. | 533, Anna Nagar Madurai-625 020. |
| Uni Labs India (Pvt) Ltd., | S.No.14/15,D.No.124,(Opp To Autolec)Velappan Chava |
| Uniford Laboratories | 19, Dr. Muniappa Road Kilpauk Chennai-600 010. |
| Uni-Labs. (India) | 124, Poonamallee High Road Velappanchavadi Chennai-600 077. |
| Union Pharma | 36, 3rd Street, Extension Subramaniapuram Karaikudi- 630 002. |
| Universal Chemical Industries | 197, Demellows Road Chennai-600 112. |
| Uphar International | 122, Nyniappa Naicken Street 1st Floor Chennai- 600 003. |
| Upkar Pharma | 23/22, Nyniappa Naicken Street 1st Floor Chennai- 600 003. |
| Upkar Remedies Pvt. Ltd. | No. 105, Nyniappa Naikcken Street Chennai- 600 003 |
| Urochem Laboratories (P) Ltd. | 25, Sidco Industrial Pharmacueticals Complex, |
| V.V.D.Healthca re Products, | 108/2, Chettiar Souther Road,Rajiv Nagar,Chennai – |
| Vasantha Pharmaceutical s Pvt. Ltd. | Old No. 51a, 52, New No.1 & 2 5th Block, Kannadasan Nagar Chennai – 600 018. |
| Vega Pharmaceutical s (P) Ltd., | Sf 461/1b, Pillaikolathur, Villipalayam P.O.,Paramathive |
| Velvet Pharmaceutical s, | D.No.2/60 Mudalaipatty Pudur,Salem Road, Namakkal Taluk. |
| Vet Pharma (The) | 129, Nainiappa Naicken Street 1st Floor, Park Town,Chennai-600 003. |
| Vetas Pharmaceutical s | 2, Sabapathy Street, Chennai-600 091. |
| Vimal Formulations (P) Ltd, | 600, Vandalur Road, Kelambakkam Post. |
| Vincam Labs Pvt. Ltd., | G.58, Sidco Indl. Estate,Kakkalur, Chennai. |
| Vkr Syrup | 4bsuyarasapuram 5th Street Sellur, Madurai |
| Wardex Pharmaceutical s (Pvt) Ltd., | Old No.55, New No.70, Nelson Manickam Road, ,Aminjik |
| Wardex Pharmaceutical s Ltd. | 55, Nelson Manickam Road Aminjikarai Chennai-600 029. |
| Welcome Pharmaceutical s (P) Ltd. | 9, Nachiar North Street Srivilliputtur-626 125. |
| Well Vet Pharmaceutical s | 21-A, Gandhi Nagar Namakkal-637 002. |
| Wilcox Pharmaceutical s | 44/45, Strotten Muthiast 1st Floor, Chennai-600 079 |
| Win Pharma Ram Bhavan, | 4e Dindigul Road Tiruchirapalli-620 001. |
| Wockhardt Health Care Ltd. | 69-72, Sidco Pharmaceutical Complex Alathur-603 110. |
| Yashwant Pharma | 24/1, Khan Street Choolaimedu Chennai-600 094. |