Aten 25 mg (Atenolol)

Aten is primarily used for the treatment of high blood pressure, chest pain, and fast or irregular heartbeat. It starts working in a few hours, but its effects are seen after a few weeks of regular use. To check if the medicine works to control your blood pressure, you should measure your blood pressure on a regular basis. Aten is typically used once a day in the morning, but your health care specialist may suggest a different dosing schedule that is appropriate for your condition. The medicine has the active component Atenolol, which belongs to the class of drugs known as a beta blocker.

Aten general information

What is Aten used for?

Aten is formulated for:

• The management of hypertension
• The management of angina pectoris
• The prevention of myocardial infarction

How does Aten work?

The medicine works by blocking stimulation of beta₁-adrenergic receptors. It does not usually affect beta₂-receptor sites. In this way, it decreased blood pressure and heart rate. Also, decreases the frequency of attacks of angina pectoris and prevents myocardial infarction.

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What does Aten contain?

Aten contains the pharmaceutically active ingredient Atenolol. The beneficial component is a cardioselective beta blocker, which helps you feel calm and relaxed.

What are the side effects of Aten?

• Cardiovascular system disorders- hypotension, bradycardia, peripheral vasoconstriction, pulmonary edema, heart failure
• Respiratory system disorders- wheezing, bronchospasm
• Genitouterine issues- decreased libido, erectile dysfunction, urinary frequency
• Central nervous system disorders- depression, insomnia, anxiety, fatigue, memory loss, nightmares, mental status changes, weakness, drowsiness, dizziness
• Endocrine disorders- hypoglycemia, hyperglycemia
• Gastrointestinal problems- nausea, diarrhea, vomiting, constipation, increased liver enzymes
• Dermatological issues- rashes
• Musculoskeletal issues- back pain, urethralgia, joint pain
• EENT problems- stuffy nose, blurred vision

What medications interact with Aten?

• Aten when used along with verapamil, phenytoin and general anesthesia may cause additive myocardial depression.
• Additive bradycardia may occur with concurrent use of digoxin.
• Coadministration of Aten with antihypertensive agents and nitrates may cause additive hypotension.
• Concurrent use with cocaine, phenylephrine, pseudoephedrine, amphetamine, norepinephrine, epinephrine may lead to hypertension and bradycardia.
• Aten may alter the effectiveness oral antidiabetic agents and insulins.
• The medicine may decrease the beneficial cardiovascular effects of drugs like dobutamine and dopamine.
• Use Aten carefully within 14 days of MAO inhibitor therapy as this may cause hypertension.

When should Aten not be used?

• Aten should not be used in patients with uncompensated heart failure.
• Its use is contraindicated in patients with pulmonary edema.
• Do not take this medicine if you have a cardiogenic shock.
• Avoid taking the tablets if you have bradycardia or heart block.

Use it carefully in the following situations:

• Renal impairment
• Hepatic insufficiency
• Pulmonary disease
• Geriatric patients
• Diabetes mellitus
• Severe allergic reactions
• Thyrotoxicosis
• Pediatric patients
• Pregnancy
• Lactation

How should Aten be taken?

The medicine is suitable for adults only.

For the treatment of angina pectoris, 50 mg once daily is the suggested dose. The dose may be increased after one week to 100 mg per kg.

As a hypertensive agent, it is used as 25 to 50 mg once daily. The dose may be increased after two weeks to 50 to 100 mg once daily.

For myocardial infarction, the recommended dose is 50 mg, then 50 mg 12 hours later, then given as 100 mg daily as a single dose or in two divided doses from 6 to 9 days or until hospital discharge.

For patients with renal impairment-The dosage should not exceed 50 mg daily.

How long should you take Aten?

Patients are instructed to take the medicine as directed at the same time regularly, even if feeling well. Make sure that enough medication is available for holidays and vacations. Always keep a written prescription in your wallet in case of emergency.         

Missed dose of Aten

Do not skip or double up on missed doses. If you missed a dose of Aten, take it as soon as possible up to 8 hours before the next dose. Sudden discontinuation of the drug may cause life-threatening arrhythmias, or myocardial ischemia, and hypertension.

How long Aten to be stored?

The product should be stored at controlled room temperature, in a safe place where children cannot reach. Do not expose the tablets to excessive moisture, light, and heat. Protect your medicine from sunlight.