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Medical Editor: John P. Cunha, DO, FACOEP
Tenoretic (atenolol and chlorthalidone) is used to treat hypertension (high blood pressure). Atenolol is a beta-blocker and chlorthalidone is a thiazide diuretic (water pill). This medication is available in generic form. Common side effects include dizziness, lightheadedness, slow heartbeat, tiredness, nausea, and diarrhea.
The initial dose is one Tenoretic 50 tablet once a day. If an optimal response is not achieved, the dosage should be increased to one Tenoretic 100 tablet once a day. Tenoretic may interact with other blood pressure medications, dobutamine, indomethacin, isoproterenol, lithium, diabetes medication, diuretics (water pills), or steroids. Tell your doctor all medications you use. During pregnancy, Tenoretic should be used only when prescribed. It may harm a fetus. Atenolol and chlorthalidone pass into breast milk. Atenolol may have undesirable effects on a nursing infant. Discuss the risks and benefits with your doctor before breast-feeding.
Our Tenoretic (atenolol and chlorthalidone) Drug Center provides a comprehensive view of available drug information as well as related drugs, user reviews, supplements, and diseases and conditions articles.
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Atenolol (free base) is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37° C. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C).
Chlorthalidone is 2-Chloro-5-(1-hydroxy-3-oxo-1- isoindolinyl) benzene sulfonamide:
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Chlorthalidone has a water solubility of 12 mg/100 mL at 20°C.
Each TENORETIC (atenolol and chlorthalidone) 100 Tablet contains:
Atenolol (TENORMIN®).......................................100 mg
TENORETIC (atenolol and chlorthalidone) is indicated in the treatment of hypertension. This fixed dose combination drug is not indicated for initial therapy of hypertension. If the fixed dose combination represents the dose appropriate to the individual patient'sneeds, it may be more convenient than the separatecomponents.
Read the complete drug monograph for Tenoretic »
Drug Description - Indications & Dosage - Side Effects & Drug Interactions - Warnings & Precautions - Contraindications - Medication Guide and More
What is Patient information?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have any of these serious side effects:
Read the complete patient information for Tenoretic »
Possible Side Effects - Images - What Is - How Should I Take It - What If I Miss a Dose - What Should I Avoid and More
What is Consumer information?
A concise overview of the drug for the patient or caregiver from First DataBank.
Read the complete consumer information for Tenoretic »
Warnings - Uses - How to Use - Side Effects - Precautions - Drug Interactions and More
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Get tips on handling your hypertension.