[Some possibilities for the use of thin-layer chromatography without binding agents in drug analysis. 3. Qualitative detection of purines and barbiturates used in prescriptions].
D000628:Aminophylline; D001463:Barbiturates; D002110:Caffeine; D002855:Chromatography, Thin Layer; D010634:Phenobarbital; D011687:Purines; D015813:Substance Abuse Detection; D013805:Theobromine; D013806:Theophylline
D001463:Barbiturates; D011687:Purines; D000628:Aminophylline; D002110:Caffeine; D013806:Theophylline; D013805:Theobromine; C030985:purine; D010634:Phenobarbital
AMINOPHYLLINE; BARBITURATES; CAFFEINE; PHENOBARBITAL; THEOBROMINE; THEOPHYLLINE