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HS Code |
799992 |
| Generic Name | Orphenadrine Citrate |
| Brand Names | Norflex, Disipal, others |
| Drug Class | Skeletal muscle relaxant |
| Chemical Formula | C18H23NO•C6H8O7 |
| Route Of Administration | Oral, Intramuscular, Intravenous |
| Mechanism Of Action | Central anticholinergic and analgesic effects |
| Indications | Muscle spasms, musculoskeletal pain |
| Contraindications | Glaucoma, urinary retention, myasthenia gravis |
| Common Side Effects | Dry mouth, dizziness, blurred vision, nausea |
| Pregnancy Category | Category C (US FDA) |
| Half Life | 14 hours |
| Controlled Substance | No |
| Storage Conditions | Store at room temperature, away from moisture and light |
As an accredited Orphenadrine Citrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A white and blue labeled bottle containing Orphenadrine Citrate tablets, 100-count, with dosage and caution information clearly printed. |
| Shipping | Orphenadrine Citrate is securely packaged in sealed, compliant containers to prevent contamination and moisture exposure. It is shipped under standard conditions, avoiding extreme temperatures. Documentation includes safety data sheets and labeling in accordance with regulatory guidelines. Delivery is tracked, ensuring prompt and safe arrival for laboratory or pharmaceutical use. |
| Storage | Orphenadrine Citrate should be stored at room temperature, typically between 20°C to 25°C (68°F to 77°F). Protect it from light, moisture, and excessive heat. Keep the container tightly closed and store in a dry place. Ensure the chemical is kept out of reach of children and unauthorized personnel. Dispose of in accordance with local regulations. |
Applications of Orphenadrine Citrate in Industrial ManufacturingOrphenadrine citrate is a specialized active pharmaceutical ingredient used primarily in the pharmaceutical sector for production of muscle relaxant preparations and certain pain management formulations. As an API producer with audited facilities, we supply this material to regulated downstream manufacturing environments demanding precise control of quality and traceability. 1. Prescription Muscle Relaxant Tablet ProductionOrphenadrine citrate is a core component in the manufacturing process for muscle relaxant tablets targeting skeletal muscle pain and spasm, particularly in combination therapies with other analgesics. Licensed drug manufacturers purchase the API to formulate finished dose tablets through direct blending, granulation, and tableting. The process requires careful adjustment of excipient ratios and adherence to high-purity standards, as the API’s physical properties impact flow, compressibility, and stability during production. Each batch undergoes strict release testing, and all stages are aligned with pharmacopeial and regulatory demands specific to this class of medication. Industry compliance standards
Typical usage ratio
Downstream process integration
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2. Injectable Solution Formulation for Hospital UseOrphenadrine citrate is processed into sterile solution injectables for acute muscle pain or post-operative muscle spasticity management. Downstream manufacturers use aseptic compounding and terminal sterilization with tight control of pH and isotonicity. The manufacturing environment must maintain cleanliness and prevent endotoxin contamination. Validation of fill volume, sterility, and content uniformity is critical, especially for ampoule or vial presentations distributed to healthcare institutions. Industry compliance standards
Typical usage ratio
Downstream process integration
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3. Transdermal Patch Manufacturing (Experimental/Clinical Supply)R&D divisions at pharmaceutical companies have explored orphenadrine citrate for transdermal patch prototypes targeting chronic pain and musculoskeletal disorders. Integration into pressure-sensitive adhesive matrices requires solubilization and compatibility screening. The compound’s diffusion properties and chemical stability influence release profile design. Pilot-scale batches rely on multilayer lamination and cutting under GMP-pilot standards, mainly for clinical study material supply. Industry compliance standards
Typical usage ratio
Downstream process integration
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4. Compounded Oral Suspension Production in Hospital PharmaciesSpecialized hospital pharmacy compounding units prepare orphenadrine citrate oral suspensions for pediatric, geriatric, or dysphagic patient populations. The API integrates into aqueous vehicles via in-house formulation or via pre-prepared compounding kits. Suspension stability depends on particle size control, proper suspending agents, and batchwise pH titration. These preparations comply with prescription and patient-specific requirements, offering flexible dosing and individualized treatment. Industry compliance standards
Typical usage ratio
Downstream process integration
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Competitive Orphenadrine Citrate prices that fit your budget—flexible terms and customized quotes for every order.
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As long-established manufacturers of active pharmaceutical ingredients, we approach each batch of Orphenadrine Citrate with one goal in mind: consistency our partners can rely on. Lab results can look perfect on paper, but it's the real-life stability and purity on a large scale that carries weight for formulators and patients alike. We have spent years refining our production lines, tuning crystallization steps, filtration, and drying, to produce Orphenadrine Citrate that keeps particulate size within a tight, predictable range. Our technical teams constantly monitor trace level impurities as small deviations affect both downstream process behavior and regulatory documentation.
Orphenadrine Citrate, with the molecular formula C24H28N2O4, appears as a white to almost white crystalline powder. From a technical standpoint, this material offers reliable solubility in water, fitting well into both oral and injectable pharmaceutical formulations. Chemists who value efficient mixing and quick solution preparation will notice the ease with which our product disperses, which saves steps at scale and contributes to better batch outcomes. Maintaining ascorbate, chloride, and other specific impurities far below published pharmacopeial limits remains a point of pride for our verification lab. HPLC chromatograms from real production runs demonstrate low baseline noise and sharp target peaks, reflecting a mature purification process.
Raw material selection means everything for compounds like Orphenadrine Citrate. Over the years, we have established stable partnerships with raw material suppliers whose molecules perform well under scrutiny — not just at the start of a project, but over repeated lots. That reduces the risk of supply chain turbulence affecting your product. Robustness in synthesis is key to keeping lot-to-lot reproducibility within established specifications. Our process engineers regularly audit internal records, and you'll find batch documentation for every drum shipped. As a finished API, Orphenadrine Citrate from our lines achieves typical purities above 99.5%, verified by independent third-party laboratories. Moisture content, relevant to both cGMP and ICH guidelines, consistently tests below the tightest thresholds.
We pay close attention to potential cross-contamination. Physical plant design prevents exposure to other substances. Sampling, weighing, and packaging take place in controlled environments, supported by validated cleaning protocols. Internal staff complete recordable training cycles to maintain awareness of both the chemistry and quality expectations.
Many generic products share a common name, but processing differences show up in the end result. Users who have switched to our Orphenadrine Citrate often appreciate the reduced caking during storage and improved flow characteristics during blending. These properties aren't the result of luck; they follow years of monitoring, tweaking, and adapting procedures to suit commercial-scale reactors and dryers. In downstream formulation, customers see less sticking to steel surfaces and more uniform powder distribution, especially in high-speed tablet press machinery. For those working with solution-based products, improved wetting and a lack of visible sediment simplifies handling and minimizes hold-ups during transfer.
We compare closely with other models and grades available around the world. Some products hold higher water or solvent residues, showing up in higher loss-on-drying values. Others may show wider variation in sodium or potassium content, hinting at less controlled synthesis. By focusing our own manufacturing lines on reproducible, well-characterized chemical routes, we've built trust with pharmaceutical developers aiming for rapid batch release and fewer regulatory surprises.
Our regulatory documentation covers all the essentials: valid Certificates of Analysis for each lot, supported by detailed chromatograms, full impurity profiles, and batch-specific stability data. We maintain full traceability from raw input to finished drum, compliant with major United States, European, and Asian pharmacopoeia standards. For partners operating with strict local rules or seeking US FDA or EMA registration, our data package covers Investigator Brochure, Drug Master File, and Change Control tracking.
Shelf-life standards matter to us just as much as to you. Accelerated and real-time stability trial results are routinely updated, not left as static claims. Past experience with long-term storage and transit stresses has encouraged us to invest in double-lined HDPE drums, tamper-evident seals, and desiccant management, all to extend storage windows and minimize disruption from warehouse delays. This reduces your QA costs and helps your planning team work more predictably.
Orphenadrine Citrate has gained use for years in muscle relaxation applications, most notably in oral and injectable pain management therapies. Through regulatory changes, market disruptions, and shifting drug master file requirements, we have maintained production and adapted specifications to stay aligned with regulatory science. Management has learned, sometimes the hard way, that small shifts in crystal habit or residual solvent content cause downstream challenges with dissolution, uniformity, or regulatory flags. Our continuous process evaluation, feedback from formulation scientists, and routine stress testing have improved not just yield, but also customer satisfaction.
This ingredient stands apart from other related API material. For example, compared with Orphenadrine Hydrochloride, Orphenadrine Citrate carries a different hydrate profile and solubility curve. Our product demonstrates a less hygroscopic nature and greater stability in finished dosage storage, which can lead to longer shelf life and fewer out-of-spec batches during routine quality inspections. Technicians on tablet lines or solution mix tanks typically notice less dusting and finer particulate control, which reduces cleanup and maintenance time after runs.
Whether you run high-throughput tablet production or custom compounded therapies, our Orphenadrine Citrate adapts to fit your operation. Bulk availability keeps supply steady, while custom packaging and labeling services are ready on request for clinical trials or low-volume pilot batches. Clients value our willingness to support tech transfer, share practical storage strategies, and answer technical questions on the spot. Our QC teams regularly provide reference samples and supplemental documentation, making it easier for you to audit, validate, and document your own operations with confidence.
Customers appreciate our agility during market shortfalls. When supply chains tighten or regulatory issues delay alternative sources, we scale output and expedite logistics with minimal lead time impact. Over multiple years, we have provided reliable lifelines for partners who otherwise faced costly line-down situations. Whether integrating into existing formulation protocols or launching novel delivery forms, developers rely on our hands-on problem-solving and willingness to adjust pack sizes or configuration.
Regulatory standards keep evolving, and so do our procedures. Our documentation addresses the needs of different regions, providing batch records, audit reports, and full change history logs. Routine internal and external audits have shaped us into a manufacturer that not only protects its own processes but also supports its partners well beyond the original purchase order.
Transport and storage guidance forms part of each pack. Temperature loggers and humidity indicators, added on request, help clients verify conditions throughout transit. We select polyethylene, fiberboard, or steel drums with careful consideration for your warehouse and facility layout. Our logistics partners support clear tracking and comply with posted MSDS guidance for handling and emergency scenarios, so you avoid regulatory headaches down the road.
Many of our customers discover the true value of our Orphenadrine Citrate after transitioning from smaller-scale, variable sources. Experienced production chemists report smoother mixing behavior, with less clumping and faster dissolution – a real advantage during large batch preparations where time directly affects cost. Our stability under hot and humid conditions has been proven during trans-oceanic shipping and in regions with tropical climates.
Tablet and capsule manufacturers avoid excessive fines generation, seeing improved fill consistency and a reduction in rejected lots. During injection solution preparation, clear solubility aids sterile filtration, with no observable residues after formulation. These field results reflect years of relentless manufacturing refinement, not just theoretical claims. Our teams track customer feedback, adjusting parameters and even minor raw material sources if that means shaving an extra impurity or moisture point from the product.
We recognize the risks that can lurk in pharmaceutical ingredient supply chains. Global recalls and adulteration cases have made clear the value of tight control over every step in the process. That’s why we emphasize transparency from input to output. Not only do we audit our own plants, but we hold suppliers to the same level of scrutiny. Ongoing relationships with trusted chemical vendors, established over years of routine high-volume trades, keep input quality uniform and costs predictable.
During annual reviews and customer audits, our open-book policy gives partners peace of mind. We make available not just batch data, but also in-process control results, process deviations, and equipment maintenance logs. By investing in modern chromatography, spectrometry, and particle analysis, we deliver not just a product but a record of reliability. Every step, from raw chemical handling to final sealing, sees hands-on supervision from trained in-house teams, with clear separation from unrelated product lines. That limits both cross-contamination and confusion during line changeovers.
Staying static in pharmaceutical ingredient manufacturing invites risk and regulatory trouble. We invest each year in process improvement, seeking new technologies that offer better yield, lower solvent use, and tighter property control. Recently, pilot studies on alternative crystallization solvents enabled us to reduce trace aldehyde residues to levels far below industry averages, all without increasing production costs. Routine internal Kaizen sessions encourage plant staff to report issues, suggest new solutions, and keep every step as lean as possible — this attitude ultimately benefits product users by keeping timelines predictable.
We communicate regularly with regulatory agencies and respond to ever-tightening standards. Where pharmacopoeias tighten impurity thresholds, our teams test well ahead of compliance deadlines to eliminate last-minute surprises. Detailed trend analysis of purity, stability, and dissolution across production lots helps anticipate potential specification drift and close gaps before they impact our partners' products.
No material leaves our plant without being considered in the delicate context of formulation. We listen to concerns from pharmaceutical developers, from repeated filter clogging incidents to out-of-spec dissolution curves. Our hands-on technical experts assist in process troubleshooting and offer tips on dissolving, wetting, and storage based on data from real production runs. That experience comes from scientists who've spent careers both creating and using Orphenadrine Citrate, so our advice addresses the nuanced realities of scale-up.
Partners have reported lower reject rates for blended APIs and improved repeatability between trials. Our technical support teams gather customer experiences, regularly updating material data sheets and FAQ guides to speed implementation and help new users avoid early missteps. We work directly with R&D teams to fine-tune application-specific parameters, including guidance on excipient compatibility, solution stability, and packaging options for specialty projects.
A strong Orphenadrine Citrate supply means more than hitting purity numbers. Our team recognizes success involves every department, from sourcing and shipping to regulatory support. After shipping thousands of batches worldwide, we have built a record of on-time delivery and responsiveness, proven in both routine orders and critical rush shipments. Partners rely on the depth and professionalism of our staff—chemists, process engineers, audit teams, and logistics planners who know pharmaceutical manufacturing firsthand.
With years of cumulative experience distilled into each drum shipped, we have shaped ourselves into more than a chemical source—we become an extension of your development and production team. Whether your challenge involves a new regulatory filing, a complex process scale-up, or navigating a material shortage, we offer practical experience and technical expertise to guide each step.
The world of active pharmaceutical ingredients keeps shifting, but some values stay constant. We see our role not just as suppliers, but as stewards of a shared goal—safe, reliable, and effective medication for people everywhere. Through our dedication to quality manufacturing and honest, open communication, our Orphenadrine Citrate remains a preferred choice among leaders in generics, branded pharmaceuticals, and specialty compounding. Every order carries the legacy of our commitment, our name, and the trust developed through direct, long-term relationships with manufacturers who expect the best.
In the demanding world of pharmaceutical manufacturing, we keep raising the bar for what reliable API supply can mean. We invite formulators, QA managers, and procurement leaders to experience for themselves the difference that experience, dedication, and continuous improvement make in every shipment of Orphenadrine Citrate that leaves our doors.