BACKGROUND TO THE ART
The current means of combating migraine attacks include simple analgesics such as aspirin or other nonsteroidal anti-inflammatory drugs (NSAIDS) and paracetamol, taken at the earliest signs of an attack [1,2,3]. Aspirin, paracetamol and phenacetin have long been among the most
BACKGROUND OF THE INVENTION
This invention relates to certain novel octahydro-3-alkoxy-9-alkyl-phenanthridines and derivatives thereof and pharmaceutically acceptable acid addition salts thereof useful as antiinflammatory, analgesics, immunosuppressive, antiemetic and intraocular pressure reducing