Oxiracetam injection
An oxiracetam injection for the first aid of cerebral anoxia is prepared from oxiracetam (20-40 wt%), mannitol (5-45) and water for injection (25-65) through proportioning, adding part of water for injection, decolouring with activated carbon, stirring at 40-60 deg.C for 10-20 min, coarse filtering,...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An oxiracetam injection for the first aid of cerebral anoxia is prepared from oxiracetam (20-40 wt%), mannitol (5-45) and water for injection (25-65) through proportioning, adding part of water for injection, decolouring with activated carbon, stirring at 40-60 deg.C for 10-20 min, coarse filtering, adding rest of water for injection, stirring, fine filtering, loading in bottles and freeze drying. Its advantages are sure curative effect, and high stability. |
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