SYN-TECH Chem. & Pharm. Co., Ltd. manufactures and sells active pharmaceutical ingredients (APIs) in Taiwan, Asia, Europe, the Americas, and internationally. The company offers test drugs and surfactants, as well as various Chinese, Western, and animal medicines. It also provides products in various categories, such as anticoagulant, attention deficit hyperactivity disorder, skeletal muscle relaxant, antitussive, antipruritic, scabicide, anti-inflammatory, antipyretic, analgesic, muscle relaxant, anxiolytic, antiemetic, anticonvulsant, anti-ulcerative, antihypertensive, a-blocker, vasodilator, bronchodilator, anxiolytic, tranquilizer, local anesthetic, decongestant, antispasmodic, neuroprotective, antimigraine, pharmaceutic aid/lubricant, antiglaucoma agent, hyponatremia, antidepressant, sedative, and analgesic, as well as treatment for hyperparathyroidism and urinary frequency, benign prostatic hypertrophy, and Herpes virus helicase-primase inhibitor. The company was founded in 1982 and is based in Tainan City, Taiwan.