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Tobramycin 5 ML · Vial / Bottle

Tobrasone 5 Ml

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关键信息

活性成分
Tobramycin
规格
5 ML
剂型
Eye Drops
药物类别
Generic
品牌
Tobrasone
生产厂家
Centaur Pharmaceuticals
包装规格
5 ML

描述

Tobrasone 5 ml Eye Drops (Tobramycin 0.3% & Fluorometholone 0.1% Ophthalmic Suspension) 是一种高性能的双重作用治疗配方,由 Alcon(Novartis 旗下)制造。它专门用于治疗细菌感染存在或疑似的、对糖皮质激素敏感的眼部炎症性疾病。Tobrasone 将广谱氨基糖苷类抗生素与中等强度的皮质类固醇相结合,在临床实践中备受推崇,因为它能够提供强效的抗炎缓解,同时显著降低了导致眼内压升高的风险——相比于更强效的类固醇组合,这种风险要低得多。

1. 制造商简介:Alcon(Novartis)

Alcon 是全球眼科创新的领导者,以其对高纯度药物配方和先进递送系统的承诺而闻名。

  • 质量保证: 在通过 WHO-GMP 和 US FDA 认证的世界级设施中生产,确保每 5 ml 的 Tobrasone 单元都保持精确的分子稳定性和无菌性。
  • 创新: Alcon 在悬浮剂技术方面的专长确保了 Tobrasone 中活性成分的均匀分布,每次喷射都能提供稳定的治疗剂量。

2. 组成与活性成分

每 1 ml 的 Tobrasone 含有以下协同比例的活性成分:

  • Tobramycin USP: 3 mg(0.3% w/v)——具杀菌作用的抗生素。
  • Fluorometholone USP: 1 mg(0.1% w/v)——中等强度的皮质类固醇。
  • 防腐剂: 百里酚红(Benzalkonium Chloride)0.01% w/v(标准多剂量稳定剂)。
  • 载体: 设计用于最佳角膜黏附的无菌水性悬浮剂。

3. 作用机制:它是如何发挥作用的

Tobrasone 采用两条主线并行的策略,以消除细菌病原体并抑制机体的炎症反应。

A. 快速抗菌覆盖(Tobramycin)

Tobramycin 通过不可逆地与细菌核糖体的 30S 和 50S 亚基 结合,从而有效阻止合成必需的蛋白质,阻断细菌的生长与繁殖。它对常见的眼部病原体(如 Staphylococcus aureusPseudomonas aeruginosa)具有高度活性。

B. 安全的抗炎控制(Fluorometholone)

Fluorometholone 是一种“软”糖皮质激素,能够抑制前列腺素及其他炎症介质的释放。其独特的分子结构使其在眼内能够迅速代谢,从而提供有效的红肿缓解,同时将“糖皮质激素诱导”的眼内压升高风险降到最低——这是其他如地塞米松等更强效类固醇常见的并发症。

4. 治疗适应症

Tobrasone 5 ml 临床适用于:

  • 炎症性细菌性结膜炎: 用于治疗伴有显著眼部肿胀和刺激的感染。
  • 手术后管理: 减少白内障、青光眼或屈光手术后的炎症并预防感染。
  • 对糖皮质激素敏感的眼表疾病: 管理严重的睑缘炎和角膜炎,其中细菌因素被怀疑。
  • 眼部创伤: 在轻度角膜损伤或化学灼伤后防止继发感染。

5. 临床对比:Tobrasone vs. TobraDex

Feature Tobrasone (Alcon) TobraDex (Innovator)
Antibiotic Tobramycin 0.3% Tobramycin 0.3%
Steroid Type **Fluorometholone (Moderate)** Dexamethasone (Potent)
IOP Spike Risk **Significantly Lower** Higher
Patient Profile Steroid Responders / Kids Acute/Severe Inflammation

6. Dosing & Administration

Standard Dosing Protocol

  • Adults and Children (2+ Years): Instill 1 to 2 drops in the affected eye(s) every 4 to 6 hours.
  • Acute Phase: During the first 24 to 48 hours, your doctor may recommend dosing every 2 hours until inflammation is controlled.

Application Guidelines

  1. Wash hands thoroughly and **shake the bottle well** (suspension requires mixing).
  2. Tilt the head back and gently pull the lower eyelid down.
  3. Instill one drop without letting the dropper tip touch the eye or eyelashes.
  4. Close the eye for 1-2 minutes and apply pressure to the inner corner.
  5. Wait at least 15 minutes before re-inserting contact lenses.

7. Precautions & Safety Warnings

  • Viral/Fungal Infections: Steroids can worsen viral eye diseases (like Herpes Simplex). Do not use unless a bacterial infection is confirmed.
  • Prolonged Use: Use only for the duration prescribed. Long-term use (>10 days) requires clinical monitoring of intraocular pressure.
  • Sterility: Keep the cap tightly closed. Discard any remaining suspension 30 days after first opening.

8. Well-Researched FAQs

Q: Is Tobrasone better than TobraDex?

A: It depends on the patient. For severe inflammation, TobraDex is often more powerful. However, Tobrasone is preferred for patients who are at risk of high eye pressure or those requiring longer-term steroid therapy.

Q: Can I use Tobrasone for my child?

A: Yes, it is generally safe for children aged 2 years and older when used under the strict guidance of a pediatrician or ophthalmologist.

Q: Why is my vision blurry right after using the drops?

A: This is normal. Tobrasone is a suspension and may cause temporary blurring of vision for a few minutes after application. Do not drive until your vision clears.

9. Official Regulatory References

  1. Alcon Product Index: Global Ophthalmic Portfolio
  2. DailyMed NIH: Tobramycin and Fluorometholone Ophthalmic Monographs.

Medical Disclaimer: This content is AI-generated for educational purposes based on clinical pharmaceutical data. It is NOT medical advice. Always consult a licensed healthcare professional for diagnosis and treatment.

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相同分子 & 强度

其他品牌的 Tobramycin 5 ML — 同一活性成分且强度相同,但来自不同制造商。

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医学审核

Renu Meena, B.Pharm

Medical Content Writer

Renu Meena is an experienced Medical Content Writer with a strong foundation in pharmacy practice. She holds a Bachelor of Pharmacy (B.Pharm) degree from Rajasthan University of Health Sciences (RUHS), Jaipur, and is registered with the Rajasthan State Pharmacy Council (Reg. No. 55661). With 4+ years of experience across clinical pharmacy and medical content development, she creates evidence-based content for medicines, diseases, and patient education. Her work is shaped by a strong understanding of pharmacovigilance and regulatory standards, including ICH guidelines, GVP modules, ICD-10/11, and safety reporting requirements. Renu focuses on making complex medical information simple, accurate, and useful for readers while maintaining high quality and compliance.

最后审核 27/08/2026

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