Drug Interaction Checker

Side effects from Dyphylline; Guaifenesin combinations may get worse if you take Caffeine. Side effects may include nausea, irritability, nervousness, rapid heart-beat, tremors, or difficulty sleeping. Limit Caffeine intake while taking Dyphylline. Common foods and beverages containing caffeine include coffee, teas, colas and chocolate. Many non-prescription drugs and diet aids may also contain caffeine. Discuss any new or worsening side effects with your health care provider.