Theo-24 brand

Theo-24 
100mg

Prescription Required
Country
United States
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Prescription Required
Product of United States

Product of United States

Theo-24 
300mg

Prescription Required
Country
United States
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Prescription Required
Product of United States

Product of United States

Theophylline ER (generic Theo-24)

What are generics?

Theophylline ER 
200mg

Prescription Required
Country
Canada
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Currently Unavailable

Prescription Required
Product of Canada

Product of Canada

Marketed as Teva-Theophyl SR in Canada.