Name | Loxoprofen sodium |
CAS number | 80382-23-6 |
Synonym | Loxoprofen sodium; Sodium loxoprofen; Loxonin |
Description | Loxoprofen is a non-steroidal anti-inflammatory drug in the propionic acid derivatives group. loxoprofen is a non-selective cyclooxygenase inhibitor, and works by reducing the synthesis of prostaglandins from arachidonic acid |
Structure |  |
Molecular Formula | C15H19NaO3 |
Molecular Weight | 270.3 g/mol |
Appearance | White Powder |
Quality Standard | 99% |
Shipping Condition | Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs. |
Storage Condition | Dry, dark and at 2~8 ℃ for short term (days to weeks) or -20 ℃ for long term (months to years). |
Shelf Life | >2 years if stored properly |
Sample package | Aluminium foil bag, Bottle |
Commercial package | Aluminium Tin |
Origin | China |
123246-29-7
Loxoprofen sodium More Info
Introduction
Loxoprofen Sodium is a potent propionic acid derivative nonsteroidal anti-inflammatory drug (NSAID) with triple core pharmacological effects of anti-inflammation, analgesia and antipyrexia. As a sodium salt formulation of loxoprofen, it features rapid oral absorption, fast onset of action and high bioavailability, and is available in multiple clinical formulations including oral tablets, capsules, granules and topical gels/creams. It is one of the most commonly used NSAIDs in clinical practice for the management of various pain, inflammatory diseases and febrile conditions, with well-defined curative effects and good tolerability at recommended doses, and is widely applied in orthopedics, rheumatology, general surgery, gynecology and other clinical departments.
Core Pharmacological Mechanism (to support its therapeutic uses)
Loxoprofen Sodium exerts its pharmacological effects by reversibly inhibiting the activity of cyclooxygenase (COX), including both COX-1 and COX-2 isoenzymes, thereby blocking the synthesis and release of prostaglandins—an important endogenous mediator that induces inflammation, pain, fever and tissue hyperemia. Its unique advantage lies in its rapid onset of analgesic effect: oral administration can take effect within 30 minutes, with the peak blood concentration reached in 1-2 hours, making it particularly suitable for the relief of acute sudden pain. In addition, the topical formulation acts directly on the local lesion site with minimal systemic absorption, which can effectively reduce the risk of systemic adverse reactions while exerting local anti-inflammatory and analgesic effects.
Primary Therapeutic Uses
Loxoprofen Sodium is clinically indicated as a first-line symptomatic treatment for a wide range of acute and chronic inflammatory diseases, various moderate to mild pain syndromes and febrile conditions caused by multiple etiologies. Its specific clinical applications are as follows:
Analgesic for acute and chronic moderate to mild painIt is the first choice for relieving various acute sudden pain, including postoperative pain, traumatic pain (such as contusion, sprain, fracture pain), dysmenorrhea and pelvic pain in gynecology, migraine, tension-type headache, toothache, sore throat and post-extraction pain in stomatology. It is also effective for chronic persistent pain such as low back and leg pain, neck and shoulder myalgia, and joint pain caused by degenerative bone and joint diseases.
Anti-inflammatory for musculoskeletal and connective tissue inflammatory diseasesIt is the core adjuvant drug for the treatment of various inflammatory diseases of the bone, joint and soft tissue, including rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, gouty arthritis (acute attack phase), and various soft tissue inflammations such as tenosynovitis, bursitis, myositis and fasciitis. It can effectively relieve joint swelling, redness, heat, pain and limited movement caused by inflammation, and improve the motor function of patients with rheumatic and orthopedic diseases.
Antipyretic for febrile conditionsIt is used for the symptomatic antipyrexia of mild to moderate fever caused by various etiologies, including fever caused by bacterial/viral infections (such as upper respiratory tract infection, acute bronchitis), postoperative fever, fever associated with autoimmune diseases and fever caused by other non-infectious factors. It can quickly reduce body temperature and relieve fever-related discomfort such as headache, fatigue and muscle soreness, and is suitable for antipyretic treatment in both adults and children (pediatric dose is strictly adjusted according to body weight).
Local anti-inflammatory and analgesic for topical applicationThe topical gel/cream formulation is specially used for local anti-inflammatory and analgesic treatment of superficial soft tissue injuries and local inflammatory lesions, such as contusion, sprain, myalgia of limbs and trunk, and local pain and swelling of joints caused by osteoarthritis. It acts directly on the lesion site, with no first-pass effect and minimal systemic absorption, which greatly reduces the risk of gastrointestinal and cardiovascular adverse reactions associated with oral NSAIDs.
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