. . . . . "Amitriptyline" . . . "Tension-type headache" . . . . . . "Tension-type headache (TTH) is the most common primary headache disorder, with a worldwide lifetime prevalence of 46% to 78%. (...) Amitriptyline is recommended as a first-line drug for prophylaxis. (This is an off-label use of amitriptyline)." . . . . . . . "adults" . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCR9fz0fKCdWOWC+pxhkQhEM/ppbdIYe5TLSdj+lJzSlv9mYBaPgrzVezSwwbmhlHBPDZa4/vHycU315BdmUGq+pXllp9+rWFfrb+kBJwhZjpG6BeyyXBsRFz4jmQVxl/ZYHilQTh/XalYzKkEAyTiEMPee4Kz61PaWOKH24CsnOQIDAQAB" . "kR7uSsp1XC6cQgsh+VZsvbzJ0KixKT92gfFqQvrWOrjLJGau1IBi6hmlW1nzGl3ekI9GMFcObvf9y77XishMxJWkVTQucCy6LZwzkYIBfkMrHbVT0N46NL98Ulrzc7fCxz7TI5UVfjPRu50okHy47o/OWP/EcrBVMWFOk03c6no=" . . "2022-09-16T11:52:59.247176"^^ . . . "2.3.0" .