GENERIC NAME: TOCAINIDE - ORAL (toe-CANE-ide)
BRAND NAME(S): Tonocard
WARNING: This medication has caused severe, even fatal, lung problems (e.g., pulmonary fibrosis), and blood disorders (e.g., agranulocytosis, bone marrow depression). Lung problems have occurred more often in severely ill people. Blood disorders often appear during the first 12 weeks of use. Tell your doctor if you already have a blood disorder or bone marrow problem. Stop using this drug and notify your doctor immediately if you develop signs of an infection (e.g., fever, chills, sore throat, mouth sores), easy bruising or bleeding, coughing, wheezing, or difficulty breathing. Your doctor will decide if you require other treatment. Your doctor will monitor you and test your blood counts for the first 3 months of therapy and often thereafter.
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