combination of theophylline, dyphylline & proxyphylline used in asthma therapy
Also Known As:
nebetol; neo-biphyllin; 1H-Purine-2,6-dione, 3,7-dihydro-7-(2-hydroxypropyl)-1,3-dimethyl-, mixt. with 3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione and 7-(2,3-dihydroxypropyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione