Endobloc Tablet (Ambrisentan) | Helps Manage Pulmonary Arterial Hypertension
Endobloc Tablet contains Ambrisentan, a medicine used to treat Pulmonary Arterial Hypertension (PAH). It helps lower blood pressure in the lungs, improves exercise capacity, and slows disease progression.
Product Overview
Endobloc Tablet is a cardiovascular medication specifically developed for the management of pulmonary arterial hypertension (PAH). Containing the potent active compound Ambrisentan, this advanced therapeutic agent is designed to target high blood pressure within the specialized arteries connecting the heart to the lungs. By alleviating vascular constriction, Endobloc helps reduce the intensive workload placed on the right ventricle of the heart, effectively delaying disease progression and enhancing overall functional capacity. This clinical-grade formulation serves as a core treatment strategy to restore standard exercise tolerance, relieve breathing distress, and significantly improve the daily quality of life for individuals diagnosed with World Health Organization (WHO) Functional Class II or III pulmonary hypertension.
Product Composition
- Active Therapeutic Agent: Ambrisentan (available in 5mg and 10mg strengths)
- Tablet Formulation: Film-coated, solid oral dosage form optimized for steady systemic absorption
- Core Excipients: Formulated with standard pharmaceutical binders, including lactose monohydrate and microcrystalline cellulose
Product Specification
| Parameter | Details |
| Brand Name | Endobloc |
| Active Ingredient | Ambrisentan |
| Therapeutic Class | Endothelin Receptor Antagonists (ERAs) |
| Available Strengths | 5mg / 10mg Tablets |
| Primary Indication | WHO Functional Class II and III Pulmonary Arterial Hypertension |
Mechanism of Action
- Selective Receptor Antagonism: The active compound functions by specifically targeting and binding to endothelin type-A (ETA) receptors found on vascular smooth muscle cells.
- Blocking Vascular Constriction: It directly prevents endothelin-1—a natural peptide produced by the body—from causing harmful narrowing and thickening of the pulmonary blood vessels.
- Vasodilation and Cardiac Relief: By blocking this chemical pathway, the medication promotes significant relaxation and widening of the lung arteries, which lowers pulmonary vascular resistance and allows the heart to pump blood with less effort.
Key Benefits
- Clinically proven to enhance exercise capacity and daily stamina, allowing individuals to walk longer distances without experiencing debilitating fatigue.
- Significantly delays the risks associated with clinical worsening and reduces the frequency of emergency hospitalization related to PAH symptoms.
- Effectively diminishes severe respiratory discomfort, making breathing smoother and more manageable during standard physical activities.
- Works exceptionally well as an upfront dual-therapy option when combined with phosphodiesterase-5 inhibitors like tadalafil to optimize vascular dilation.
Precautions
Important Precautions for Endobloc Tablet (Ambrisentan)
Endobloc Tablet helps in managing pulmonary arterial hypertension (PAH). Use it carefully under proper guidance to ensure safe and effective results.
| Precaution Area | Details |
|---|---|
| Liver Function | May affect liver. Regular monitoring is needed. |
| Pregnancy | Can harm unborn baby. Avoid use during pregnancy. |
| Breastfeeding | Not recommended while breastfeeding. |
| Blood Pressure | May lower blood pressure. Monitor regularly. |
| Fluid Retention | Can cause swelling in feet or ankles. |
| Anaemia Risk | May reduce haemoglobin levels. Check blood tests. |
| Allergic Reaction | Avoid if allergic to Ambrisentan. |
Important Safety Advice
- Take regular blood tests as advised
- Inform about all ongoing medicines
- Do not skip or change dose without guidance
- Report swelling, dizziness, or breathing issues
When to Avoid Endobloc Tablet
- Severe liver disease
- Pregnancy or planning pregnancy
- Known allergy to Ambrisentan
Monitoring Requirements
- Liver function tests
- Haemoglobin levels
- Blood pressure checks
- Regular clinical follow-up for PAH management
Usage
This advanced oral medication requires careful medical monitoring to ensure safe and effective long-term management of pulmonary blood pressure. Patients must maintain a strict daily routine and undergo baseline liver function and hemoglobin assessments before starting the therapy. It is vital to continue taking the tablets exactly as prescribed by a cardiologist, even if physical stamina and breathing comfort begin to show significant improvement.
| Parameter | Clinical Guidelines |
| Standard Dosage | The typical starting dose is 5mg taken once daily, which may be increased to 10mg once daily based on individual tolerance and clinical response. |
| Administration Route | For oral use only. Swallow the film-coated tablet completely whole with a glass of water, and do not crush, split, or chew it. |
| Timing and Food | Can be administered safely with or without food. Take the tablet at the exact same time every day to maintain steady therapeutic drug levels. |
| Special Monitoring | Female patients of childbearing potential must complete a negative pregnancy test before initiation and repeat testing monthly during treatment. |
Uses
-
Management of Pulmonary Hypertension: Indicated specifically to treat WHO Functional Class II or III pulmonary arterial hypertension to improve exercise capacity.
-
Preventing Disease Progression: Prescribed to delay the clinical worsening of vascular symptoms and lower the risk of emergency PAH hospitalization.
-
Combination Therapy: Utilized as a core component in combination treatment regimens alongside phosphodiesterase inhibitors to maximize lung artery dilation.
Side Effects
Possible Side Effects of Endobloc Tablet (Ambrisentan)
Endobloc Tablet (Ambrisentan) used for pulmonary arterial hypertension (PAH) may cause some side effects. Not everyone experiences them, and many are mild and manageable.
| Side Effect Type | Details |
|---|---|
| Common Effects | Headache, flushing, dizziness. |
| Fluid Retention | Swelling in ankles or legs. |
| Blood Changes | Low haemoglobin levels may occur. |
| Respiratory | Nasal congestion or sinus discomfort. |
| Gastrointestinal | Nausea or stomach discomfort. |
| Liver Effects | Possible liver enzyme changes. |
Common Side Effects
- Headache
- Dizziness
- Flushing of face
- Swelling in legs or ankles
Less Common But Important Effects
- Shortness of breath worsening
- Unusual tiredness
- Signs of anaemia like weakness
- Abnormal liver function tests
When to Seek Attention
- Severe swelling or rapid weight gain
- Yellowing of skin or eyes
- Persistent fatigue or weakness
- Breathing difficulty worsening
General Note
- Regular monitoring helps reduce risks
- Report any unusual symptoms early
- Do not ignore persistent side effects
FAQs
Q: What is Endobloc Tablet used for?
A: This medicine treats pulmonary arterial hypertension. It lowers high blood pressure in the lung blood vessels to improve breathing and boost physical stamina.
Q: How does Ambrisentan work to lower lung blood pressure?
A: It belongs to a class called endothelin receptor antagonists. The drug relaxes and widens lung arteries by blocking a natural peptide that causes blood vessels to narrow. This reduces the strain on your heart.
Q: Can Endobloc Tablets be taken during pregnancy?
A: No, this medication is strictly contraindicated during pregnancy because it can cause serious birth defects. Women must undergo regular pregnancy tests and use reliable contraception during treatment.
Q: What should I do if I miss a daily dose?
A: Take it as soon as you remember on that day. If your next scheduled dose is near, skip the missed one. Never take two tablets together to make up for a missed dose.
Q: Are there any specific food restrictions with this medication?
A: You can take this tablet with or without food. Swallow the tablet whole with water at the same time each day to keep drug levels stable.
Q: What are the most common side effects of this treatment?
A: Common side effects include fluid retention with swelling in the ankles or legs, nasal congestion, headache, and skin flushing. Report any sudden or severe swelling to your doctor immediately.
| Manufacturer | : | Cipla Pharma, India |
| Trade Name | : | Letairis |
| Generic Search | : | Ambrisentan |
| Strength | : | 5 mg, 10mg |
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