Abacavir – Antiretroviral API for HIV Treatment
Abacavir – Antiretroviral API for HIV Treatment
Manufacturer & Supplier: Swapnroop Drugs & Pharmaceuticals
Introduction
Abacavir is an important antiretroviral active pharmaceutical ingredient (API) widely used in the treatment of Human Immunodeficiency Virus (HIV-1) infections. It belongs to the class of nucleoside reverse transcriptase inhibitors (NRTIs) and plays a vital role in modern combination antiretroviral therapy. Abacavir helps reduce viral replication, improve immune system function, and slow the progression of HIV infection.
Swapnroop Drugs & Pharmaceuticals is a reliable manufacturer and supplier of high-quality pharmaceutical APIs and raw materials, supporting pharmaceutical formulation companies with consistent quality and regulatory-compliant products.
Chemical Information of Abacavir
| Property | Details |
|---|---|
| Chemical Name | (1S,4R)-4-[2-Amino-6-(cyclopropylamino)-9H-purin-9-yl]-2-cyclopentene-1-methanol |
| CAS Number | 136470-78-5 |
| Molecular Formula | C14H18N6O |
| Molecular Weight | 286.33 g/mol |
| Drug Class | Nucleoside Reverse Transcriptase Inhibitor (NRTI) |
| Appearance | Off-white crystalline powder |
| Therapeutic Category | Antiviral / Anti-HIV drug |
Abacavir is a synthetic carbocyclic nucleoside analogue that mimics the natural nucleoside guanosine and interferes with viral DNA synthesis.
Mechanism of Action
Abacavir works by inhibiting the reverse transcriptase enzyme, which HIV requires to replicate its genetic material. Once administered, the drug is converted inside cells into its active metabolite carbovir-triphosphate. This metabolite competes with natural nucleotides during viral DNA synthesis and causes premature chain termination, thereby preventing viral replication.
Key Mechanism Steps
Cellular uptake of Abacavir
Conversion to carbovir-triphosphate (active metabolite)
Competition with natural nucleotides
Incorporation into viral DNA
Termination of viral DNA synthesis
This mechanism significantly reduces viral load and helps maintain immune system function in HIV patients.
Medical Applications
Abacavir is used primarily for the treatment of HIV-1 infection and is always administered in combination with other antiretroviral drugs.
Common Uses
Treatment of HIV-1 infection in adults and children
Combination therapy with other antiretroviral medications
Part of fixed-dose combinations such as:
Abacavir + Lamivudine
Abacavir + Lamivudine + Zidovudine
Combination therapy improves treatment effectiveness and prevents viral resistance.
Pharmaceutical Formulations
Abacavir is commonly formulated as:
Tablets
Oral solutions
Fixed-dose combination tablets
The drug is often supplied as Abacavir sulfate, which improves solubility and formulation stability.
API Manufacturing Process (Overview)
Manufacturing Abacavir involves a multi-step organic synthesis process requiring strict control over impurities and stereochemistry.
Key Steps in Abacavir API Production
Synthesis of Purine Base Intermediate
Cyclopentene Derivative Formation
Coupling Reaction between purine and cyclopentene intermediates
Hydrolysis and purification
Crystallization and isolation
Quality testing and API standardization
Several intermediates such as chloropyrimidine derivatives and cyclopentene compounds are used during synthesis.
Quality Control in Abacavir API Manufacturing
Strict quality control and regulatory compliance are required to ensure pharmaceutical-grade API production.
Quality Testing Parameters
Identity testing (IR / HPLC / NMR)
Assay and purity analysis
Impurity profiling
Residual solvent analysis
Moisture content (Karl Fischer)
Stability studies
Particle size distribution
Manufacturers must comply with GMP guidelines and international pharmacopoeial standards.
Safety and Adverse Effects
Although Abacavir is effective in HIV therapy, certain patients may experience hypersensitivity reactions associated with the HLA-B*5701 genetic marker.
Possible Side Effects
Fever
Rash
Gastrointestinal discomfort
Fatigue
Hypersensitivity syndrome (rare but serious)
Patients are often screened for HLA-B*5701 allele before starting therapy.
Global Market Demand for Abacavir API
The global demand for Abacavir API continues to grow due to increasing HIV treatment programs worldwide. Pharmaceutical companies rely on reliable API manufacturers to ensure a continuous supply of high-quality antiviral drugs.
Key Market Drivers
Rising HIV treatment programs
Government healthcare initiatives
Generic antiretroviral drug manufacturing
Expanding pharmaceutical manufacturing sector in India
India has become a major hub for bulk API production and global pharmaceutical exports.
Swapnroop Drugs & Pharmaceuticals – Manufacturer & Supplier
Swapnroop Drugs & Pharmaceuticals is a trusted manufacturer and supplier of pharmaceutical APIs, excipients, pellets, and raw materials in India. The company supports formulation manufacturers with consistent quality, regulatory documentation, and reliable global supply.
Our Strengths
GMP-compliant manufacturing processes
High-purity pharmaceutical APIs
COA, DMF & regulatory documentation support
Bulk supply capability
Competitive pricing and on-time delivery
With advanced manufacturing expertise and strict quality standards, Swapnroop Drugs & Pharmaceuticals serves pharmaceutical companies across India and international markets.
Conclusion
Abacavir remains a cornerstone antiretroviral drug in the treatment of HIV infection. Its ability to inhibit viral replication and improve immune function makes it an essential component of modern HIV therapy.
High-quality API manufacturing, strict quality control, and regulatory compliance are critical to ensuring the safety and effectiveness of Abacavir-based formulations.
As a reliable manufacturer and supplier of pharmaceutical APIs, Swapnroop Drugs & Pharmaceuticals continues to support the global pharmaceutical industry with high-quality products and dependable supply.
📞 Contact Us
Swapnroop Drugs & Pharmaceuticals
🌐 www.sdp.org.in
✉️ sales@sdp.org.in
📞 +91-8767062101
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