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Last Update: January 11, 2024
Uses Warnings Before taking Dosage Side effects Interactions FAQ What is atenolol? Atenolol is a beta-blocker that affects the heart and circulation (blood flow through arteries and veins)
Initially, 50 mg once daily, alone or in combination with a diuretic recommended by manufacturer; full hypotensive effect usually seen within 1-2 weeks
Important safety warnings for atenolol Atenolol has a black box warning (also called a boxed warning), which is the FDA's most serious warning for drugs
Hypertension - The initial dose of atenolol tablets USP is 50 mg given as one tablet a day either alone or added to diuretic therapy
It is freely soluble in 1N HCl (300 mg/mL at 25° C) and less soluble in chloroform (3 mg/mL at 25° C)
It works by relaxing blood vessels and slowing heart rate to improve blood flow and decrease blood In normal subjects, At recommended doses atenolol does not potentiate insulin-induced hypoglycemia and, unlike nonselective beta-blockers, does not delay recovery of blood glucose to normal levels
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Increasing the dosage beyond 100 mg a day is The daily dose of atenolol for management of high blood pressure must not exceed 100 mg
Thyrotoxicosis
6 Years or Older: Initial dose: 0
Adult: No adjustment recommended Pediatric: Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases
An initial dose of 50mg is recommended for angina and hypertension, and may be increased to 100mg per day for hypertension, or 200mg for angina
If it continues for a long time, the heart and arteries may not function properly
The maximum dose is 1
Initial dose: 100 mg orally per day in single or divided doses
Reducing heart complications after heart attack: Hence, maintenance oral therapy of atenolol 50 mg daily is recommended for one to three years following myocardial infarction, beginning after early intervention with other agents, or immediately in those patients who present more than 12 Chronic studies employing oral atenolol performed in animals have revealed the occurrence of vacuolation of epithelial cells of Brunner's glands in the duodenum of both male and female dogs at all tested dose levels of atenolol (starting at 15 mg/kg/day or 7
< 15
Initial dose: 5 mg orally once a day
Children 6 to 16 years of age—Dose is based on body weight and must be determined by your doctor
Some renally-impaired or elderly patients being treated for hypertension may require a lower starting dose of TENORMIN: 25 mg given as one tablet a day
Can switch to a slow-release/extended release dose, which is available and preferred
If you have certain health conditions, like liver or kidney problems, your starting dose may be lower
The dose of BYSTOLIC must be individualized to the needs of the patient
25, 12
Table 2: Pediatric Recommended Dosage Regimen for Prevention of Nausea In normal subjects, Fertility of male or female rats (evaluated at dose levels as high as 200 mg/kg/day or 100 times the maximum recommended human dose*) was unaffected by atenolol administration
You can take amlodipine tablets and liquid with or without food
Double the dose every 2 weeks to the highest dose tolerated by patient
NORCO 10/325
Maximum dose: 0
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Beta-adrenergic blockade may mask certain clinical signs (e
25 mg orally once a day; may titrate up until blood pressure controlled or to maximum dose of 5 mg/day
Additionally, it doesn't delay the recovery of blood glucose to normal ranges
The early treatment of a heart attack (myocardial infarction): 50 mg to 100 mg a day
, tachycardia) of hyperthyroidism
Child dosage (ages 0–17 years) Dosage form: oral tablet (100 mg; 25 mg; 50 mg) Drug class: Cardioselective beta blockers Medically reviewed by Sanjai Sinha, MD
For the treatment of high blood pressure and to prevent angina, it is usually taken once a day
If any of these effects last or get worse, tell your
At recommended doses atenolol does not potentiate insulin-induced hypoglycemia and, unlike nonselective beta blockers, does not delay recovery of blood glucose to normal
Brand name: Tenormin
Hypertension - The initial dose of atenolol tablets USP is 50 mg given as one tablet a day either alone or added to diuretic therapy
73 m2: Maximum dose: Atenolol 50 mg daily CrCl less than 15 mL/min/1
Find out how atenolol treats high blood pressure (hypertension), irregular heartbeats (arrhythmia) and angina, and how to take it
Dosage for high blood pressure The typical Tenormin dosage for hypertension (high blood pressure) is 50 mg once daily
Higher doses are rarely necessary
Lower once-daily doses may not maintain full effect at the end of the 24-hour period; larger or more frequent daily
Some renally-impaired or elderly patients being treated for hypertension may require a lower starting dose of atenolol: 25 mg given as one tablet a day
Comments: Patients who are small or fragile may be started on 2
Thyrotoxicosis Beta-adrenergic blockade may mask certain clinical signs (e
25 mg/kg over 2 min
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5 mg once daily; titrate up slowly if needed
5, and 25 mg orally twice a day over successive intervals of at least 2 weeks
If you forget to take a dose of amlodipine, take it as soon as you remember that day and then carry on as normal
NORCO 7
In clinical trials, blood pressure lowering effects were seen at 1 week and Initial dose: 0
At recommended doses atenolol does not potentiate insulin-induced hypoglycemia and, unlike nonselective beta-blockers, does not delay recovery of blood glucose to normal levels
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