In the pharmaceutical industry, Pentoxifylline 400 mg is a hemorheologic agent primarily used to improve blood flow in patients with peripheral vascular disease. As a pharmacist and manufacturer, I can confirm that its most recognized global brand name is Trental.
Depending on your region, you may also encounter it under the name Oxpentifylline, which is the former approved name for the same molecule.
Therapeutic Profile: Brand Names and Synonyms
At your WHO-GMP facility in Mumbai, you likely recognize several leading domestic and international brands for this molecule:
| Type | Name(s) | Technical Context |
| Global Brand | Trental | Manufactured by Sanofi; the original reference brand. |
| Chemical Synonym | Oxpentifylline | Used interchangeably in older pharmacopeias and some regions (e.g., Australia/UK). |
| U.S. Brand | Pentoxil | A common trade name in North American markets. |
| Indian Brands | Flexital, Kinetal, Flowpent | Major domestic brands from Sun Pharma, Cipla, and Abbott respectively. |
| Other Brands | Agapurin, Pentral, Oxifyline | Regional trade names used in various export markets. |
Mechanism: Blood Viscosity Reduction
Pentoxifylline 400 mg works by fundamentally changing the “flow properties” of your blood:
Red Blood Cell Flexibility: It increases the deformability of red blood cells, allowing them to “squeeze” through narrowed capillaries more easily.
Viscosity Reduction: It lowers the overall thickness of the blood, reducing the friction against vessel walls.
Platelet Deaggregation: It helps prevent blood cells from clumping together, which is technically vital for patients with Intermittent Claudication (leg pain during walking).
The Pharmacist’s “Technical Warning”
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The “Caffeine” Allergy: As a pharmacist, I must highlight that Pentoxifylline is a xanthine derivative. If a patient has a known severe allergy to Caffeine or Theophylline, they should avoid this medication due to potential cross-reactivity.
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Empty Stomach Rule: To minimize GI side effects like nausea or bloating, the 400 mg extended-release tablet should be taken with or after a meal.
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Do Not Crush: These are typically Prolonged Release (PR) or Extended Release (ER) tablets. Crushing or chewing them destroys the matrix, leading to “dose dumping” and increased side effects.
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Renal Monitoring: For patients with a Creatinine Clearance below $30 mL/min$, a dose reduction is technically required to avoid toxicity.
The Manufacturer’s Perspective: Technical & Export
From a production and B2B standpoint at your facility in Mumbai:
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The “Modified Release” USP: On your digital platforms, highlight the sustained-release matrix of your 400 mg tablets. This ensures consistent plasma levels over 8–12 hours, which is a major selling point for patient compliance.
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Stability for Export: Pentoxifylline is stable but sensitive to light and moisture. Utilizing Alu-Alu blister packaging is essential for maintaining a 36-month shelf life in Zone IVb tropical regions.
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Dossier Support: We provide full WHO-standard CTD/eCTD Dossiers to support your firm’s registration in international tenders for cardiovascular and peripheral vascular health.