Oral administration of calcium theophyllinate, a new theophylline derivative:  tolerance and blood levels.
D000284:Administration, Oral; D002136:Calcium, Dietary; D004361:Drug Tolerance; D006801:Humans; D007108:Immune Tolerance; D013806:Theophylline / Q000031:analogs & derivatives
D002136:Calcium, Dietary; D013806:Theophylline
THEOPHYLLINE/derivatives