Theo-24 (theophylline)
Theophylline, also known as 1,3-dimethylxanthine, is a phosphodiesterase inhibiting drug used in therapy for respiratory diseases such as chronic obstructive pulmonary disease (COPD) and asthma under a variety of brand names...Wikipedia
Manufacturer's Website: Not Available Average retail cost: $203/60 caps
Elixophyllin (theophylline)
Theophylline, also known as 1,3-dimethylxanthine, is a phosphodiesterase inhibiting drug used in therapy for respiratory diseases such as chronic obstructive pulmonary disease (COPD) and asthma under a variety of brand names...Wikipedia
Manufacturer's Website: Not Available Average retail cost: $404/bottle