Some medicines and supplements can cause serious complications on their own or when you take them with other medicines. If you have a heart problem, talk to your cardiologist (your heart doctor) before you take any prescription or over-the-counter medicines. Your doctor can also tell you which over-the-counter medicines are less likely to cause heart rhythm problems. For example, you may have fewer side effects if you breathe in a medication instead of taking it as a pill or liquid. If it’s happening because of a medicine you take, your doctor can make some changes that should help: Talk to your doctor if you notice any changes in your heart rate. Examples include bitter orange, valerian, hawthorn, ginseng, and ephedra. Some supplements can trigger a fast or irregular heartbeat. They include serotonin and norepinephrine reuptake inhibitors (SNRIs) such as desvenlafaxine, duloxetine, and venlafaxine, and tricyclic antidepressants such as amitriptyline, clomipramine, desipramine, and others. AntidepressantsĬertain medicines used to treat depression can raise your heart rate. A fast heartbeat is a possible side effect of that drug. If your thyroid doesn’t make enough of a certain hormone (a condition called hypothyroidism), you may take a drug called l evothyroxine ( Levothroid, Levoxyl, Synthroid) to replace that hormone. These ingredients can cause heart palpitations or raise your blood pressure. Many over-the-counter decongestants have pseudoephedrine or phenylephrine. It’s more likely to happen if you have heart disease. Other antibiotics, such as levofloxacin, amoxicillin, and ciprofloxacin, can change your heart rate, too. AntibioticsĪzithromycin ( Zithromax) is an antibiotic that may speed up your heart rate.
Many of these can cause a fast heartbeat, including inhaled corticosteroids, albuterol, inhaled long-acting beta-2 agonists, leukotriene modifiers, and oral methylxanthines. It's important to get a prompt diagnosis and care.
When to see a doctor Many things can cause a fast heartbeat. It's often discovered by chance during a heart test. This condition is called Wolff-Parkinson-White (WPW) pattern. Have chest pain that lasts more than a few minutes Some people with an extra electrical pathway don't have signs or symptoms of a fast heartbeat.Whatever you think the reason may be, you should call 911 if you: If you have a fast heart rate because of a medication, you also may feel: (The medical term for a fast heart rate is tachycardia.) Several medications can affect the electrical signals in your heart and make your heart beat faster.
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