Profile: Maps Laboratories Private Limited manufactures, supplies & exports a variety of pharmaceutical bulk drugs & intermediates. Our pharmaceutical drug intermediates include gabapentin, pregabalin, ondansetron hydrochloride, adapalene, lamotrigine, schiff base, and dichloro benzoyl nitrile. We also manufacture ten different grades of silica. Gabapentin is a white to off-white crystalline solid with a pka1 of 3.7 and a pka2 of 10.7. It is soluble in water & both basic and acidic aqueous solutions. pregabalin is a common anticonvulsant & helps in the treatment of neuropathic pain, as an adjunct therapy for partial seizures, and anxiety disorder. It slows the impulses of brain that is a major cause of seizures. It is also effective in chronic pain, spinal cord injury and fibromyalgia disorder.