Amrutanjan Health Care Limited, Thiruporur
| Phone | : | 44-67487000 |
| Address | : | Plot no. 37,38,39, sidco Pharmaceutical complex, Alathur village, Thiruporur - 603110 |
| State | : | Tamil Nadu |
| District | : | Kanchipuram |
| Website | ||
| https://www.amrutanjan.com/ | ||
Caplin Point Laboratories Ll-1, Gerugambakkam
| Address | : | No. 3, Multi Industrial Nagar, Gerugambakkam - 602128 |
| State | : | Tamil Nadu |
| District | : | Kanchipuram |
| Website | ||
| https://www.caplinpoint.net/ | ||
Caplin Steriles Limited (Cp-Iv), Gummidipoondi
| Address | : | Gummidipoondi - 601201 |
| State | : | Tamil Nadu |
| District | : | Tiruvallur |
| Website | ||
| https://www.caplinpoint.net/ | ||
Natco Pharma Limited, Manali
| Phone | : | 44-29011779 44-29000434 |
| Address | : | No-74/B, Vaikkadu TPP Salai, Manali - 600103 |
| State | : | Tamil Nadu |
| District | : | Chennai |
| Website | ||
| https://www.natcopharma.co.in/ | ||
Orchid Chemicals And Pharmaceuticals Limited Api Alathur, Alathur
| Phone | : | 44–2744 4471 44–2744 4478 |
| Address | : | Plot Nos. 121-128, 128A-133, 138-151, 159-164, Alathur - 603110 |
| State | : | Tamil Nadu |
| District | : | Kanchipuram |
| api@orchidpharma.com | ||
| Website | ||
| http://www.orchidpharma.com/ | ||
Solara Active Pharma Sciences Limited, Cuddalore
| Address | : | Cuddalore - 607001 |
| State | : | Tamil Nadu |
| District | : | Cuddalore |
| Website | ||
| https://solara.co.in/ | ||
Strides Pharma Science Limited, Chennai
| Address | : | 27, Vandaloor Kelambakkam Road, Keelakottaiyur Village, Melakottaiyur (PO), Chennai - 600127 |
| State | : | Tamil Nadu |
| District | : | Chennai |
| Website | ||
| https://www.strides.com/ | ||
Sun Pharmaceutical Industries Limited, Kanchipuram
| Address | : | Sathammai Village, Karunkuzhi Post, Maduranthakam, Kanchipuram - 603303 |
| State | : | Tamil Nadu |
| District | : | Kanchipuram |
| Website | ||
| https://sunpharma.com/ | ||