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THROAT PAINT FORMULATION
- Throat Paint Preparation: Throat Paints are the solution or dispersion of one or more active agents.
- Throat paints are viscous liquid preparations used for mouth and throat infections.
- Glycerin is commonly used as a base because being viscous it adheres to mucous membrane for a long period.
- Glycerin prolongs the action of medicaments.
- Glycerin also provides a sweet taste for preparation.
- For example, Boroglycerin, Phenol glycerin throat paint.
- Storage:
- Throat paint should be stored in an airtight container and cool place.
- Labeling:
- FOR EXTERNAL USE ONLY.
- Not to be swallowed.
- Formula:
- RX
- Potassium iodide – 2.5 gm
- Iodine – 1.25 gm
- Alcohol – 4 ml
- Water – 2.5 ml
- Peppermint oil – 0.4 ml
- Glycerin – 100 ml
- Dissolve the potassium iodide in water. Add the iodine and stir until completely dissolved. Dissolve peppermint oil in alcohol 90% in a small container and transfer it into an iodine solution.
- Transfer paint into a measuring cylinder and make up the volume to q.s.
- Paint is applied with a soft brush.
- Packing:
- A wide mouth, fluted, light-resistant, screw car glass bottle is used and dispensed in the amber-colored bottle.
- Method of Preparation
- 1. Dissolved potassium iodide in water.
- 2. Add iodine to concentrated potassium iodide solution to form KI3.
- 3. Dissolve peppermint oil in alcohol (90% v/v).
- 4. Add alcohol solution to iodine solution.
- 5. Fill it up with glycerin to the required volume.