What is Tenoretic?Tenoretic is used to treat high blood pressure. It is a combination of the beta-blocker drug atenolol and the diuretic (water pill) chlorthalidone.
What is the most important information I should know about Tenoretic?You must take Tenoretic regularly for it to be effective. Since blood pressure declines gradually, it may take several weeks before you get the full benefit of Tenoretic. You must continue taking it even if you are feeling well. Tenoretic does not cure high blood pressure; it only keeps it under control.
Tenoretic should not be stopped suddenly. It can result in increased chest pain and possibly heart attack. When stopping the drug, your doctor will gradually reduce your dosage.
Who should not take Tenoretic?Do not take Tenoretic if you have a slow heartbeat, a history of heart block (conduction disorder), inadequate blood supply to the circulatory system, heart failure, or inability to urinate. Also, you should not begin treatment with Tenoretic if you are sensitive to its ingredients, or to other sulfonamide-derived drugs. Tenoretic should not be used if you have an untreated adrenal tumor.
What should I tell my doctor before I take the first dose of Tenoretic?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Tenoretic. Also, talk to your doctor about your complete medical history, especially if you have asthma, a heart condition, diabetes, gout, lupus (a disease that affects the immune system), kidney or liver disease, thyroid disease, or will be undergoing surgery.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: The Tenoretic 50 tablet is made up of chlorthalidone 25 milligrams (mg) and atenolol 50 mg. The usual starting dosage of Tenoretic is 1 Tenoretic 50 tablet taken once a day. Your doctor may increase the dosage to 1 Tenoretic 100 tablet once a day and may gradually add other high blood pressure medications.
Your doctor will adjust your dosage if you have kidney disease.
How should I take Tenoretic?Tenoretic can be taken with or without food. Take it exactly as prescribed by your doctor, even if your symptoms have disappeared.
What should I avoid while taking Tenoretic?Try not to miss any doses. If this medication is not taken regularly, your condition may worsen.
Avoid activities that require full mental alertness until you know how you respond to the drug. Tenoretic can make you drowsy or less alert.
What are possible food and drug interactions associated with Tenoretic?If Tenoretic is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Tenoretic with the following: amiodarone, calcium channel blocking drugs (such as diltiazem and verapamil), clonidine, diabetes drugs, diuretics, lithium, nasal decongestants, nonsteroidal anti-inflammatory drugs (such as ibuprofen and indomethacin), norepinephrine, reserpine, or tubocurarine.
What are the possible side effects of Tenoretic?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: dizziness, fatigue, nausea, slow heartbeat
Can I receive Tenoretic if I am pregnant or breastfeeding?Tenoretic may cause harm to a developing baby. If you are pregnant, or plan to become pregnant, inform your doctor immediately. Tenoretic appears in breast milk and could affect a breastfeeding baby. Do not breastfeed while you are taking Tenoretic.
What should I do if I miss a dose of Tenoretic?Take the missed dose as soon as you remember. If it is within 8 hours of your next scheduled dose, skip the one you missed and go back to your regular schedule. Do not take two doses at once.
How should I store Tenoretic?Store at room temperature.
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