O-benzyl salbutamol
Chlorpheniramine Base
Brompheniramine Base
Mepyramine/Pyrilamine Base
6-amino-1,3-dimethyl uracil
6-amino 1,3 dimethyl 5-Nitroso uracil
8-Benzyl theofylline
8-bromo theofylline
3-methyl xanthine
3-methyl-7-propyl-xanthine