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Q: Viscosity builders used in Ophthalmic formulation
  • A. Carboxymethyl cellulose
  • B. Isopropyl Palmitate
  • C. Peanut oil
  • D. Chlorobutanol
Correct Answer: Option A - Viscosity builders used in ophthalmic formulations, are carboxy methyl cellulose. Methylcellulose is used as a tablet and capsule disintegrant, a tablet binder, and as viscosity increasing agent, it exists as a free flowing white powder and dissolves in cold water to yield a clear gel, it is used in the food, cosmetic and pharmaceutical industries.
A. Viscosity builders used in ophthalmic formulations, are carboxy methyl cellulose. Methylcellulose is used as a tablet and capsule disintegrant, a tablet binder, and as viscosity increasing agent, it exists as a free flowing white powder and dissolves in cold water to yield a clear gel, it is used in the food, cosmetic and pharmaceutical industries.

Explanations:

Viscosity builders used in ophthalmic formulations, are carboxy methyl cellulose. Methylcellulose is used as a tablet and capsule disintegrant, a tablet binder, and as viscosity increasing agent, it exists as a free flowing white powder and dissolves in cold water to yield a clear gel, it is used in the food, cosmetic and pharmaceutical industries.