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Home Knowledge Center Wellness Library Atenolol/Chlorthalidone Oral Tablet (ATENOLOL/CHLORTHALIDONE - ORAL)

Atenolol/Chlorthalidone Oral Tablet (ATENOLOL/CHLORTHALIDONE - ORAL)

For high blood pressure.

Brand Name(s): Tenoretic

Generic Name: Atenolol/Chlorthalidone

Instructions

Instructions

This medicine may be taken with or without food.

This medicine will work best if you take it at about the same time every day.

Do not take your last dose of the day within 4-6 hours of bedtime.

Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.

This medicine will make you urinate more. If you have difficulty passing urine, please tell your doctor.

Tell your doctor if you have severe or persistent sweating, diarrhea or vomiting. These can increase your risk of a serious side effect.

This medicine can make you sensitive to the sun. Use sunscreen or protective clothing when in sun.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

If you have diabetes, this medicine may hide some signs of low blood sugar, such as fast heartbeat. Check your blood sugar regularly and for other signs of low blood sugar.

Symptoms of low blood sugar may include nausea, shaking, sweating, cold skin, fast heartbeat, hunger, and irritability.

If you need to stop this medicine, your doctor may wish to gradually reduce the dosage before stopping.

This medicine may affect your blood sugar levels. If you have diabetes, talk to your doctor before changing the dose of your diabetes medicine.

Keep all appointments for medical exams and tests while on this medicine.

Cautions

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Some patients with weak hearts may have worsening of symptoms. If you notice difficulty breathing, weight gain, or swelling of your legs or ankles, let your doctor know right away.

Do not use the medication any more than instructed.

This medicine may cause dizziness or fainting. Do not stand or sit up quickly.

Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.

Please check with your doctor before drinking alcohol while on this medicine.

This medicine passes into breast milk. Ask your doctor before breastfeeding.

This medicine can hurt a new baby in the womb. If you become pregnant while on this medicine, tell your doctor immediately. Your doctor may switch you to a different medicine.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • dizziness or drowsiness
  • dry mouth
  • lack of energy and tiredness
  • lightheadedness
  • nausea
  • increased urinary frequency

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • confusion
  • depression or feeling sad
  • swelling of the legs, feet, and hands
  • pain in the eye
  • fast or irregular heart beats
  • slow heartbeat
  • signs of kidney damage (such as change in urine color or bubbly urine)
  • muscle cramps or weakness
  • shortness of breath
  • persistent or unusual thirst
  • blurring or changes of vision
  • sudden or unexplained weight gain

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.

This information does not replace the advice of a doctor. Ignite Healthwise, LLC, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Ignite Healthwise, LLC.

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