글루코사민 / 콘드로이친 황산염

영양 보충제 / 기능성 식품

글루코사민과 콘드로이친 황산염은 개, 고양이, 말의 **골관절염** 및 기타 통증성 관절 질환의 보조 치료제로 널리 사용되는 **기능성 영양 보충제**입니다. 요로 보호층에 글리코사미노글리칸이 존재하기 때문에 **고양이 하부 요로 질환(FLUTD)**이 있는 고양이의 방광 건강을 지원하는 데에도 때때로 사용됩니다. > **임상 요점:** 이 제품들은 FDA의 의약품 규제를 받지 않기 때문에 제조업체에 따라 제품의 품질, 순도 및 생체 이용률이 크게 다를 수 있습니다. 독립적인 품질 테스트와 임상 시험을 거친 신뢰할 수 있는 동물용 제품(예: Cosequin®)을 사용하는 것이 강력히 권장됩니다. 임상적 효능에 대해서는 때때로 논쟁이 있고 대규모의 결정적인 연구는 부족하지만, 이러한 보충제는 일반적으로 매우 안전한 것으로 간주되며 관절 건강 및 만성 통증 관리를 위한 다각적 접근 방식의 일부로 자주 사용됩니다.

작용 기전: These compounds work synergistically to support cartilage matrix synthesis and inhibit cartilage degradation: * **Glucosamine:** Acts as a primary building block for cartilage. Chondrocytes utilize glucosamine to synthesize **glycosaminoglycans (GAGs)** and **hyaluronan**. It also regulates the synthesis of collagen and proteoglycans and exhibits mild anti-inflammatory properties by scavenging free radicals. * **Chondroitin Sulfate:** Provides structural integrity to cartilage. It actively **inhibits destructive enzymes** (such as metalloproteinases) in joint fluid and cartilage. It also stimulates the production of GAGs and proteoglycans, and may reduce thrombi formation in the microvasculature of the joint. **Pathway:** Exogenous Glucosamine + Chondroitin → Uptake by Chondrocytes → ↑ GAG & Hyaluronan Synthesis + ↓ Cartilage Degrading Enzymes → Improved Joint Fluid Viscosity & Cartilage Health.

동물 종별 용량

Cats

Adjunctive treatment of cancer pain · 15-30 mg/kg (of the chondroitin component) PO once daily (q24h) for 4-6 weeks then half the dose · PO · q24h · 4-6 weeks then half dose
Adjunctive treatment of chronic pain · 15-20 mg/kg (of the chondroitin component) PO once daily or every other day (q24-48h) · PO · q24-48h
Dietary Supplement (Cosequin For Cats) · Initially: under 10 lb.: 1 capsule sprinkled on food daily; over 10 lb.: 2 capsules sprinkled on food daily (1 in AM/1 in PM). Maintenance Administration (after initial 4-6 week period): once desired response is obtained, capsules may be administered every other day. · PO · q24h or divided · Initial 4-6 weeks, then maintenance

Horses

Navicular syndrome · 16.5 grams (5 scoops) in feed twice daily · PO · q12h · Using Cosequin Concentrated Powder
Dietary Supplement (Cosequin Concentrated Powder) · Initially: for horses under 600 lb., 2 scoops in AM and 2 scoops in PM; horses 600-1,200 lb., 3 scoops in AM and 3 scoops in PM; horses over 1,200 lb., 4 scoops in AM and 4 scoops in PM. Suggested Maintenance Administration: horses under 600 lb., 1 scoop daily; horses 600-1,200 lb., 1-2 scoops daily; horses over 1,200 lb., 2 scoops daily. · PO · Divided AM/PM · Initial 2-4 weeks, then maintenance · Transition Period: Do not lower amount until horse has begun to respond. Reduce total daily amount by one level scoop each week.

Dogs

Adjunctive treatment of chronic pain · 13-15 mg/kg (of the chondroitin component) PO once daily (q24h) · PO · q24h

투여 경로

금기

Known hypersensitivity to glucosamine or chondroitin

이상반응

Mild gastrointestinal upset
Flatulence
Stool softening or mild diarrhea
Hypersensitivity reactions (rare, as products are derived from natural sources)

약물 상호작용

Doxorubicin · Glucosamine may induce resistance to this agent by reducing its inhibition of topoisomerase II.
Etoposide · Glucosamine may induce resistance to this agent by reducing its inhibition of topoisomerase II.
Warfarin · High doses of chondroitin/glucosamine may enhance coagulation effects and theoretically increase the International Normalized Ratio (INR).
Heparin · High doses potentially could enhance the effects of heparin or other drugs that affect coagulation.

모니터링

Clinical efficacy (improvement in mobility, reduction in pain, or improvement in urinary signs for FLUTD)

과용량

Oral overdosage is highly unlikely to cause significant systemic problems. The LD50 for the combined compound in rats is greater than 5 g/kg. * **Clinical Signs:** Massive ingestions may result in gastrointestinal effects (vomiting, diarrhea). Theoretical changes in coagulation parameters could occur but have not been documented. * **Toxicity Note:** Products containing manganese could lead to manganese toxicity if given in very high dosages chronically above label recommendations.

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