The serum concentration of Theophylline can be increased when it is combined with Influenza A virus A/California/7/2009 X-181 (H1N1) antigen (propiolactone inactivated).
The serum concentration of Theophylline can be increased when it is combined with Influenza A virus A/California/7/2009 X-181 (H1N1) hemagglutinin antigen (propiolactone inactivated).