| abstract |
The invention relates to an acetylcysteine injecta, which contains tromethamine with stable dosage, further relating to the preparation method of the injecta. The acetylcysteine injecta of the invention has low sensitization and keeps stability and indissolubility after being sterilized under high temperature (115 DEG, 30 minutes) and stored for a long period and the PH value also can keep stability after being stored for a long period. |