Composite polymer carrier
(TU 2219-478-0208947-2007)
It is intended for use as a carrier in drugs of prolonged action.
Provides the protection of the drug substance from inactivation by gastric juice and a uniform intake of the drug for a long time. Non-toxic.
The use of a carrier allows:
to obtain a long-term therapeutic effect with a single use of the drug,
avoid fluctuations in the concentration of drugs in the blood, causing undesirable side effects,
reduce the toxicity of the drug substance.
COMPOSITION: interpolymer complex of polymethacrylic acid and polyethylene glycol.
Specification
| Indicators |
Norm |
| Description |
Fine amorphous white powder with a specific odor |
| Solubility |
Easily soluble in 0.1 M sodium hydroxide solution, in methyl alcohol. In all these solvents, dissolution occurs slowly. The drug is practically insoluble in water. |
| Authenticity |
Corresponds to the FSP |
| Specific Viscosity |
0,5-0,9 |
| Loss in mass upon drying |
not more than 5,0% |
| Methacrylic acid and toluene |
Not more than 0.15% and 0.1%, respectively |
| Sulphated ash |
Not more than 0,2% |
| Heavy metals |
Not more than 0,001% |
| Microbiological purity |
Category 3.2 |
Shelf life — five years
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