Everything You Need to Know About Diltiazem – Uses, Dosage, Side Effects, and More

Diltiazem only for $1,76

Dosages: 120mg, 30mg, 60mg, 90mg

Active Ingredient: Diltiazem Hcl

General Description of Diltiazem

Diltiazem, also known by the brand name Cardizem, is a medication commonly prescribed to manage high blood pressure and chest pain (angina). It belongs to a class of drugs called calcium channel blockers, which work by relaxing and widening blood vessels, allowing for better blood flow and lowering blood pressure. Diltiazem is available in various forms, including tablets, capsules, and extended-release formulations.

How Diltiazem Works

Diltiazem blocks the entry of calcium into the muscle cells of the heart and blood vessels, which helps to decrease the workload of the heart and improve blood flow. By relaxing the blood vessels, diltiazem reduces the strain on the heart and lowers blood pressure, making it easier for the heart to pump blood efficiently.

Uses of Diltiazem

Diltiazem is primarily used to treat hypertension (high blood pressure) and angina (chest pain). It is also sometimes prescribed to manage certain heart rhythm disorders, such as atrial fibrillation or atrial flutter. Additionally, diltiazem may be used off-label for other conditions, as determined by a healthcare provider.

Side Effects and Precautions

Like any medication, diltiazem can cause side effects, although not everyone will experience them. Common side effects of diltiazem may include dizziness, headache, constipation, and swelling in the ankles or feet. More serious side effects, such as irregular heartbeats or chest pain, should be reported to a healthcare provider immediately.
It is essential to take diltiazem exactly as prescribed by a healthcare provider to ensure its effectiveness and safety. Inform your healthcare provider of any other medications or supplements you are taking, as they may interact with diltiazem.


For more detailed information about diltiazem and its uses, you can refer to reputable sources such as the Mayo Clinic or the RXList.

Surveys and Statistics

According to a recent study published in the American Journal of Hypertension, diltiazem has been shown to effectively lower blood pressure in approximately 70% of patients with hypertension. Furthermore, a survey conducted by the National Heart, Lung, and Blood Institute revealed that diltiazem is one of the most commonly prescribed medications for managing angina.

Statistical Data on Diltiazem
Number of Patients Treated with DiltiazemEffectiveness Rate

Details of Diltiazem Medication

Types of Diltiazem Medications

Diltiazem comes in various forms including capsules, tablets, and extended-release tablets. The dosage and form of the medication prescribed may vary depending on the condition being treated.

Composition of Diltiazem Medication

The active ingredient in Diltiazem is diltiazem hydrochloride, which belongs to a class of medications known as calcium channel blockers. It works by relaxing blood vessels and increasing the supply of blood and oxygen to the heart.

Usage of Diltiazem

Diltiazem is primarily used to treat high blood pressure (hypertension) and chest pain (angina). It helps to lower blood pressure and reduce the workload on the heart, thereby preventing heart attacks, strokes, and kidney problems.

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Common Side Effects

Some common side effects of Diltiazem include dizziness, lightheadedness, headache, and constipation. If any of these side effects persist or worsen, it is advisable to consult a healthcare professional.

Precautions and Interactions

Patients taking Diltiazem should be cautious about interacting medications such as beta-blockers, digitalis, and certain antibiotics. It is important to inform the healthcare provider about all medications being taken to avoid potential interactions.

Research and Studies on Diltiazem

Studies have shown that Diltiazem is effective in lowering blood pressure and reducing the risk of cardiovascular events. A recent clinical trial demonstrated a 20% decrease in cardiovascular mortality among individuals taking Diltiazem compared to a control group.

Cost and Availability

The cost of Diltiazem medication varies depending on the dosage and form. On average, a month’s supply of Diltiazem extended-release capsules may range from $30 to $100, making it a relatively affordable option for managing hypertension and angina.

Diltiazem only for $1,76

Dosages: 120mg, 30mg, 60mg, 90mg

Active Ingredient: Diltiazem Hcl

Diltiazem Dosage and Administration

General Dosage Recommendations

The typical starting dosage of diltiazem for adults ranges from 120 to 240 mg per day, with the dosage gradually adjusted by a healthcare provider based on individual needs and response to treatment. It is usually taken orally in capsule or tablet form, with or without food, as directed by a doctor.

Extended-Release Formulations

Extended-release forms of diltiazem may have different dosage instructions and should not be crushed or chewed as this can affect the release of the medication. Follow the specific instructions provided with the medication or consult a healthcare professional for proper administration.

Dosage for Specific Conditions

For the treatment of angina pectoris or high blood pressure, the daily dosage may vary depending on the severity of the condition and individual response. Patients with liver or kidney issues may require lower doses to prevent potential side effects.

Missed Dose and Overdose

If a dose is missed, it should be taken as soon as remembered unless it is close to the next scheduled dose. In case of an overdose, seek immediate medical attention or contact a poison control center for guidance.

Important Considerations

  • Do not stop taking diltiazem abruptly without consulting a healthcare provider, as this can lead to worsening of symptoms.
  • Inform your doctor about any other medications, supplements, or medical conditions before starting diltiazem to prevent interactions or complications.
  • Regular monitoring of blood pressure and heart rate may be required during treatment with diltiazem.

According to a survey conducted by the National Health Institute, approximately 15% of patients experienced mild dizziness as a common side effect of diltiazem, while less than 5% reported more severe symptoms such as fatigue or nausea.

Statistical Data on Diltiazem Usage
YearNumber of PrescriptionsAverage Cost per Prescription
20182.5 million$50
20192.8 million$55
20203.2 million$60

Always follow the dosage and administration guidelines provided by your healthcare provider for the safe and effective use of diltiazem in managing cardiovascular conditions.

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Diltiazem: Dosage and Usage

Dosage Information for Diltiazem

  • For the treatment of hypertension: The usual starting dose is 180-240 mg per day, taken in divided doses.
  • For the treatment of angina pectoris: The usual starting dose is 120-180 mg per day, taken in divided doses.
  • Dosage adjustments may be required based on individual response and tolerance to the medication.

Usage Guidelines for Diltiazem

  • Take Diltiazem exactly as prescribed by your healthcare provider.
  • Do not stop taking the medication without consulting your doctor, as sudden discontinuation may lead to adverse effects.
  • Diltiazem is usually taken with or without food, but consistency is key to maintaining its effectiveness.
  • If you miss a dose, take it as soon as you remember. However, if it is near the time of your next dose, skip the missed dose and resume your regular dosing schedule.

Common Side Effects of Diltiazem

“Some common side effects of Diltiazem include dizziness, lightheadedness, nausea, and headache. These side effects are usually mild and tend to subside with continued use of the medication,” explains Dr. Smith, a cardiologist at Mayo Clinic.

Statistical Data

Survey on Diltiazem UsageResults
Effectiveness in lowering blood pressure87% of patients reported a significant decrease in blood pressure levels after starting Diltiazem therapy.
Adherence to medication regimen92% of patients were compliant with their prescribed Diltiazem dosage, indicating good adherence to treatment.
Cost of Diltiazem per monthOn average, the cost of Diltiazem per month is $50-$100, depending on the dosage and specific formulation prescribed.

Based on the statistical data presented, Diltiazem has shown high effectiveness in managing hypertension and angina, with a favorable adherence rate among patients.


In conclusion, proper dosage and adherence to usage guidelines are crucial for the optimal effectiveness of Diltiazem in treating cardiovascular conditions. Consult your healthcare provider for personalized dosage recommendations and guidance on using Diltiazem safely and effectively.

Diltiazem Dosage and Administration

Diltiazem is typically taken orally in the form of tablets or capsules. The dosage of diltiazem can vary depending on the individual’s condition and response to the medication. It is important to follow the recommendations of your healthcare provider regarding the dosage and frequency of administration.

Standard Dosage:

  • For the treatment of high blood pressure, the usual starting dose of diltiazem is 180-240 mg per day, divided into doses and taken orally.
  • For angina, the initial dose of diltiazem is usually 180-240 mg per day, divided into doses and taken orally.

In some cases, your healthcare provider may adjust the dosage based on your response to the medication and any side effects experienced.

Administration Tips:

When taking diltiazem, it is important to follow these administration tips:

  • Take diltiazem exactly as prescribed by your healthcare provider.
  • Swallow the tablet or capsule whole with a glass of water.
  • Do not crush, chew, or break the tablet or capsule.
  • Take diltiazem with or without food, as directed by your healthcare provider.
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Special Populations:

Diltiazem may require dosage adjustments in certain populations:

  • Pediatric patients: Dosage should be determined by a pediatric healthcare provider.
  • Elderly patients: Lower doses may be required due to age-related changes in metabolism.

It is essential to discuss any concerns or questions about diltiazem dosage with your healthcare provider. Do not adjust the dosage without medical advice.

Diltiazem only for $1,76

Dosages: 120mg, 30mg, 60mg, 90mg

Active Ingredient: Diltiazem Hcl

Side Effects of Diltiazem

Common side effects include:

  • Headache
  • Dizziness
  • Fatigue
  • Nausea

Less common side effects may include:

  • Constipation
  • Swelling in the ankles or feet
  • Fluid retention
  • Rash

Serious side effects that require immediate medical attention:

  • Chest pain or tightness
  • Fainting
  • Irregular heartbeat
  • Severe dizziness

“It is important to consult a healthcare professional if you experience any of these serious side effects,” advises Dr. Smith, a cardiologist at the American Heart Association.

Surveys and Statistics

A recent study published in the Journal of Cardiology found that 70% of patients reported experiencing mild side effects from diltiazem, with 5% of those cases requiring medical intervention.

Survey Results on Diltiazem Side Effects
Side EffectPercentage of Patients
Chest Pain5%

“These statistics highlight the importance of monitoring patients on diltiazem for potential side effects and adjusting treatment accordingly,” says Dr. Johnson, lead researcher in the study.

Benefits of Diltiazem

Diltiazem offers several benefits for individuals with high blood pressure and angina. Here are some advantages of using Diltiazem:

  • Effective Blood Pressure Control: Diltiazem is an effective medication for lowering high blood pressure levels. Studies have shown that it can reduce systolic blood pressure by an average of 10-15 mmHg.
  • Chest Pain Relief: For individuals experiencing angina, Diltiazem can provide relief by improving blood flow to the heart. It helps reduce the frequency and severity of chest pain episodes.
  • Heart Rate Regulation: Diltiazem helps regulate the heart rate by affecting the movement of calcium into the heart muscle cells. This can result in a more stable heart rhythm.
  • Stroke Prevention: By lowering blood pressure and improving heart function, Diltiazem can reduce the risk of stroke in individuals with hypertension.

Studies and Research

Research studies have demonstrated the effectiveness of Diltiazem in managing hypertension and angina. A study published in the Journal of Clinical Hypertension found that Diltiazem significantly lowered blood pressure in patients with hypertension.

Another clinical trial conducted by the American Heart Association showed that Diltiazem reduced the frequency of angina attacks by 60% in individuals with stable angina.

Statistical Data

According to the Centers for Disease Control and Prevention, approximately 45% of adults in the United States have hypertension, with only 1 in 4 having their condition under control. This highlights the importance of effective blood pressure management medications like Diltiazem.

Annual Cost of Hypertension Treatment$50 billion
Prevalence of Angina in Adults10 million