Formula and method for preparing ciprofloxacin ear drops using glycerin as the main vehicle.

TH28589UActive Publication Date: 2026-07-31SRINAKHARINWIROT UNIVERSITY
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Patent Information

Authority / Receiving Office
TH · TH
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2023-07-26
Publication Date
2026-07-31
Patent Text Reader

Abstract

The ciprofloxacin ear drop formula, which uses glycerin as the main vehicle, contains ciprofloxacin. Cyprofloxacin hydrochloride, distilled water, and glycerin are prepared by dissolving cyprofloxacin hydrochloride in water. Distilled and volume-adjusted with glycerin, then sterilized using moist heat at 121°C. Celsius degrees for 15 minutes.
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Claims

OCR 09WP 12 / 03 / 2569 1. The ciprofloxacin ear drop formula, using glycerin as the main vehicle, consists of: Cyprofloxacin hydrochloride 0.33 g 10 milliliters of distilled water Adjust the volume to a total of 100 milliliters with glycerin.

2. Preparation method for ciprofloxacin ear drops using glycerin as the main vehicle, according to the guidelines. Right 1 involves the following steps: A. Weigh 0.33 grams of ciprofloxacin hydrochloride and place it in a 250ml beaker. milliliter B. Add 10 ml of water and stir until completely dissolved. C. Adjust the volume to a total of 100 milliliters with glycerin and stir until it forms a homogeneous solution. d. Packaged in amber-colored bottles with a volume of 50 milliliters. Step 4: Sterilize using moist heat at 121 degrees Celsius for 15 minutes. minute f. Store in the refrigerator at a temperature of 2-8 degrees Celsius.