Atenolol, Chlorthalidone Oral Tablet 100-25Mg Drug Medication Dosage Information
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Atenolol, Chlorthalidone: Oral tablet (100-25mg)

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Drug Image file DrugItem_6118.JPG
Atenolol/Chlortha 100-25mg Tab
Mylan Pharmaceuticals Inc
Pill Identification: M 64 
Drug Image file DrugItem_2147.JPG
Atenolol/Chlortha 100-25mg Tab
Actavis Inc. formerly Watson Pharmaceuticals Inc
Pill Identification: DAN 5783 

What is this Medicine?

ATENOLOL; CHLORTHALIDONE (a TEN oh lole; klor THAL i done) is a combination of a beta-blocker and a diuretic. It is used to treat high blood pressure.

CVS Pharmacy Patient Statistics for Atenolol, Chlorthalidone: Oral tablet(100-25mg)
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage By Strength
In-Depth Information
Select a Medication

Atenolol/Chlorthalidone 100mg-25mg Tablet

NDC: 003782064
  • Prescription Required
  • Not a Controlled Drug
    (CSA Schedule)
  • FDA Approved




FDA approved for the following conditions:
Hypertension

Storage Information
Protect from light
Store at controlled room temperature (between 68 and 77 degrees F)
Atenolol/Chlorthalidone 100mg-25mg Tablet
Drug Image file DrugItem_6118.JPG
Mylan Pharmaceuticals Inc
Pill Identification: M 64 
Shape: round
Color: white

Reported Side Effects for Atenolol/Chlorthalidone 100mg-25mg Tablet

Inflamed Pancreas Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Shortness Of Breath Incidence:
0.6%*
Severity: MODERATE
Onset: EARLY
Drowsiness Incidence:
0.6%*
Severity: MILD
Onset: EARLY
Depression Incidence:
0.6%*
Severity: MODERATE
Onset: DELAYED
Tiredness Incidence:
1.0%*
Severity: MILD
Onset: EARLY
Postural Low Blood Pressure Incidence:
2.0%*
Severity: MODERATE
Onset: DELAYED
Balance Problems Incidence:
2.0%*
Severity: MILD
Onset: EARLY
Loose Stools Incidence:
2.0%*
Severity: MILD
Onset: EARLY
Slow Heart Beat Incidence:
3.0%*
Severity: SEVERE
Onset: RAPID
Tired Incidence:
3.0%*
Severity: MILD
Onset: EARLY
Lightheadedness Incidence:
4.0%*
Severity: MILD
Onset: EARLY
Upset Stomach Incidence:
4.0%*
Severity: MILD
Onset: EARLY
*This is an approximate aggregated range of reported side effects from clinical studies performed on this drug. Your experience with this drug may be different.
Daily Life Interactions for Atenolol/Chlorthalidone 100mg-25mg Tablet

Elements of your daily lifestyle may have an effect on the medications you are taking. Drug interactions can result in unwanted side effects, reduce the effectiveness of your medicine or possibly increase the action of a particular medicine.

Major Lifestyle Interaction
Marijuana and Atenolol/Chlorthalidone 100mg-25mg Tablet(Atenolol)
Marijuana and Beta-blockers(Atenolol)
Do not take Marijuana, Medical and Beta-Blockers (examples: Coreg, Metoprolol or Lopressor or Toprol, Nadolol or Corgard, Propranolol or Inderal) together without talking to your health care provider. Marijuana, Medical may decrease the effectiveness of Beta-Blockers. It is possible that Marijuana, Medical can cause high blood pressure, increased heart rate or other heart-related side effects in persons predisposed to these conditions, which may make the Beta-Blocker-type drug less effective at treating heart or blood pressure related problems.
Moderate Lifestyle Interaction
Alcohol and Atenolol/Chlorthalidone 100mg-25mg Tablet(Atenolol)
Alcohol and Antihypertensives(Atenolol)
Although an interaction is possible, Ethanol (alchohol) and Antihypertensive Agents (drugs used to reduce high blood pressure) may be used together. Ethanol or alchohol-containing beverages may increase the effects of Antihypertensive Agents on your blood pressure. If the blood pressure drops too low while taking Ethanol and Antihypertensive Agents, you may become dizzy or feel faint. To limit this interaction, avoid alcohol-containing beverages while taking medicines to lower your blood pressure. Do not stand or sit up too quickly. Contact your prescriber if you have dizziness which does not go away.
Moderate Lifestyle Interaction
Food and Atenolol/Chlorthalidone 100mg-25mg Tablet(Atenolol)
Food and Atenolol(Atenolol)
Atenolol may be taken without regard to most food or meals. There is one small study that suggests taking atenolol with orange juice directly might moderately lower atenolol's effectiveness. More data are needed to confirm these results. Why this interaction might occur is not known at this time. Until more data are available, it may be advisable to not significantly alter your orange juice intake while taking atenolol.
Pregnancy & Lactation Information
FIRST Trimester

Class D - Adequate well-controlled or observational studies in pregnant women have demonstrated a risk to the fetus. However, the benefits of therapy may outweigh the potential risk. For example, the drug may be acceptable if needed in a life-threatening situation or serious disease for which safer drugs cannot be used or are ineffective.

SECOND Trimester

Class D - Adequate well-controlled or observational studies in pregnant women have demonstrated a risk to the fetus. However, the benefits of therapy may outweigh the potential risk. For example, the drug may be acceptable if needed in a life-threatening situation or serious disease for which safer drugs cannot be used or are ineffective.

THIRD Trimester

Class D - Adequate well-controlled or observational studies in pregnant women have demonstrated a risk to the fetus. However, the benefits of therapy may outweigh the potential risk. For example, the drug may be acceptable if needed in a life-threatening situation or serious disease for which safer drugs cannot be used or are ineffective.

Lactation

Avoid - This drug is known to cause harm to infants when taken by nursing mothers.


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