Medications and Drugs
Brand Names: Tenoretic 100, Tenoretic 50
Generic Name: atenolol and chlorthalidone (Pronunciation: a TEN oh lole and klor THAL i done)
What is atenolol and chlorthalidone (Tenoretic 100, Tenoretic 50)?
Atenolol is in a group of drugs called beta-blockers. Beta-blockers affect the heart and circulation (blood flow through arteries and veins).
Chlorthalidone is a thiazide diuretic (water pill) that helps prevent your body from absorbing too much salt, which can cause fluid retention.
Atenolol and chlorthalidone may also be used for purposes not listed in this medication guide.
Atenolol-Chlorthalidone 100 mg-25 mg-MUT
round, white, imprinted with MP 152
Atenolol-Chlorthalidone 100-25 mg-MYL
round, white, imprinted with M 64
Atenolol-Chlorthalidone 100-25 mg-WAT
round, white, imprinted with DAN 5783
Atenolol-Chlorthalidone 50 mg-25 mg-MUT
round, white, imprinted with MP 153
Atenolol-Chlorthalidone 50-25 mg-MYL
round, white, imprinted with M 63
Atenolol-Chlorthalidone 50-25 mg-WAT
round, white, imprinted with DAN 5782
round, white, imprinted with 117, TENORETIC
round, white, imprinted with TENORETIC, 115
What are the possible side effects of atenolol and chlorthalidone (Tenoretic 100, Tenoretic 50)?
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 a serious side effect such as:
Less serious side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about atenolol and chlorthalidone (Tenoretic 100, Tenoretic 50)?
Do not use atenolol and chlorthalidone if you are pregnant. It could harm the unborn baby.
You should not use this medication if you are allergic to atenolol (Tenormin) or chlorthalidone (Hygroton, Thalitone), or if you have a serious heart problem such as heart block or slow heart rate, if you are unable to urinate, or if you are allergic to sulfa drugs (such as Bactrim, Septra, Sulfatrim, SMX-TMP, and others).
Before you take atenolol and chlorthalidone, tell your doctor if you have congestive heart failure, angina (chest pain), liver or kidney disease, a lung disorder, diabetes, gout, lupus, a thyroid disorder, adrenal gland tumor, psoriasis, or circulation problems.
If you need surgery, tell the surgeon ahead of time that you are using atenolol and chlorthalidone.
Do not stop taking this medication without first talking to your doctor. Stopping suddenly may make your condition worse.
If you do stop taking this medication for any reason, limit your physical activity to prevent heart problems. Your doctor may recommend that you start taking the medication again if you have withdrawal symptoms.
Atenolol and chlorthalidone is only part of a complete program of treatment for hypertension that may also include diet, exercise, and weight control. Follow your diet, medication, and exercise routines very closely if you are being treated for hypertension.
Keep using this medicine as directed, even if you feel well. High blood pressure often has no symptoms. You may need to use blood pressure medication for the rest of your life.
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.
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