Product Information
Tenoretic (Atenolol/Chlorthalidone) is a combination of two drugs used to lower blood pressure. Atenolol is a beta-blocker and chlorthalidone is a diuretic ('water pill'). Tenoretic (Atenolol/Chlorthalidone) is used to control, but not cure, high blood pressure (hypertension). Generic Tenoretic (Atenolol/Chlorthalidone) tablets are available. Take Tenoretic (Atenolol/Chlorthalidone) tablets by mouth. You can take Tenoretic (Atenolol/Chlorthalidone) tablets with or without food. Follow the directions on the prescription label. Swallow the tablets of Tenoretic (Atenolol/Chlorthalidone) with a drink of water. Take your doses at regular intervals. Do not take Tenoretic (Atenolol/Chlorthalidone) more often than directed. Do not stop taking Tenoretic (Atenolol/Chlorthalidone) except on your prescriber's advice. Contact your pediatrician or health care professional regarding the use of Tenoretic (Atenolol/Chlorthalidone) in children. Special care may be needed. Elderly patients over 65 years old may have a stronger reaction to Tenoretic (Atenolol/Chlorthalidone) and need smaller doses. If you miss a dose of Tenoretic (Atenolol/Chlorthalidone), take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses. Tell your prescriber or health care professional about all other medicines you are taking, including nonprescription medicines, nutritional supplements, or herbal products. Also tell your prescriber or health care professional if you are a frequent user of drinks with caffeine or alcohol, if you smoke, or if you use illegal drugs. These may affect the way your medicine works. Check with your health care professional before stopping or starting any of your medicines. Side effects of Tenoretic (Atenolol/Chlorthalidone) that you should report to your prescriber or health care professional as soon as possible:changes in vision (e.g. blurred vision)
cold, tingling, or numb hands or feet
confusion, dizziness, lightheadedness or fainting spells
difficulty breathing, wheezing
fever or chills
increase or decrease in the amount of urine passed
fast or uneven heart beat, palpitations, or chest pain
slow heart rate
muscle cramps
redness, blistering, peeling or loosening of the skin, including inside the mouth
stomach pain
swollen legs or ankles
unusual skin rash or bruising
unusual tiredness or weakness
vomiting
worsened gout pain
yellowing of the eyes or skin
Side effects of Tenoretic (Atenolol/Chlorthalidone) that usually do not require medical attention (report to your prescriber or health care professional if they continue or are bothersome):
depression, nightmares
diarrhea
dry eyes or dry mouth
headache
increased sensitivity to the sun
nausea
sexual difficulties, impotence
tiredness or fatigue
Check your heart rate and blood pressure regularly while you are taking Tenoretic (Atenolol/Chlorthalidone). Ask your prescriber or health care professional what your blood pressure should be and when you should contact him or her. When you check your blood pressure, write down the measurements to show your prescriber or health care professional. If you are taking Tenoretic (Atenolol/Chlorthalidone) for a long time you must visit your prescriber or health care professional for regular checks on your progress. Make sure you schedule appointments on a regular basis. Do not stop taking Tenoretic (Atenolol/Chlorthalidone) suddenly. This could lead to serious heart-related effects. You may get drowsy or dizzy. Do not drive, use machinery, or do anything that requires mental alertness until you know how Tenoretic (Atenolol/Chlorthalidone) affects you. To reduce the risk of dizzy or fainting spells, do not sit or stand up quickly. Alcohol can make you more drowsy, and increase the risk of flushing and rapid heartbeats. Therefore, it is best to avoid alcoholic drinks. Check with your health care professional if you get an attack of severe diarrhea, nausea and vomiting, or sweat a lot. The loss of too much body fluid while you are taking a diuretic can cause dehydration and lower the blood pressure below normal. Tenoretic (Atenolol/Chlorthalidone) can affect blood sugar levels. If you have diabetes, check with your prescriber or health care professional before you change your diet or the dose of your diabetic medicine. Do not take medicines for appetite control, asthma, colds, cough, hay fever, or sinus problems without asking your prescriber or health care professional for advice. Do not treat yourself for a fever or sore throat; check with your prescriber or health care professional first. Avoid exposure to excessive sunlight (such as sunlamps, sunbathing) while taking Tenoretic (Atenolol/Chlorthalidone). If you are going to have surgery, tell your prescriber or health care professional that you are taking Tenoretic (Atenolol/Chlorthalidone). Store at room temperature at 20 to 25 degrees C (6877 degrees F). Protect from light and moisture. Throw away any unused medicine after the expiration date.
