Talk with your doctor or pharmacist before taking any new medicine. Tell your doctor all of the medicines you take. Some prescription and nonprescription medicine can interact with your heart medicines. Some nonprescription medicines, especially cold and herbal remedies, contain stimulants that can trigger atrial fibrillation.
Know the signs of sleep apnea. Tell your doctor if you have symptoms such as snoring and feeling sleepy during the day. Many people with atrial fibrillation also have this condition.
Take medicines safely
When you take a blood thinning medicine, you need to take extra steps to avoid bleeding problems, such as preventing falls and injuries. If you take warfarin, you also get regular blood tests and watch how much vitamin K you eat or drink.