1. Eustachian tube-either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum. auditory tube. salpinx-a tube in the uterus or the ear. middle ear, tympanic cavity, tympanum-the main cavity of the ear; between the eardrum and the inner ear. Translations.
Indiana considers not only well-known drugs like marijuana, heroin, and cocaine to be controlled substances, but also the compounds used to manufacture them. Some CDS, like codeine, may be legally possessed with a valid prescription.
Marijuana will remain a Schedule 1 substance under the Controlled Substances Act. Substances in Schedule 1 are determined by the Food and Drug Administration to have no medical use. States that allow marijuana for medical use or legalize recreational use remain in defiance of federal law. The announcement to be published Friday in the Federal Register relaxes the rules for marijuana research to make it easier for institutions to grow marijuana for scientific study.