Recipe - Compounding Worksheet
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These recipes are intended for use by the pharmacy manufacturing departments only.
Acetylcysteine Oral Solution (LOW STRENGTH)   5% (50 mg/mL)
Lot No Expiry(mm/yyyy) Ingredients Master Formula
    acetylcysteine  200 mg/mL  VIAL  200 mg/mL = 20% 
    sodium chloride  0.9%  INJ   
Recipe Total Quantity:
Final Quantity Desired: mL

Directions: 1. Withdraw acetylcysteine into a syringe and transfer to final container.
2. Repeat step 1 with sodium chloride, using a new syringe.
3. Mix well and label.

Notes Dextrose 5% can be used instead of sodium chloride 0.9%.

Assign expiry date using USP 795 Guidelines.
795 guidelines: Water-Containing Formulations:
The beyond-use date is not later than 14 days for liquid preparations when stored at cold temperature between 2°C - 8°C.

Packaging:  Amber Plastic Bottle

Auxiliary Labels: Note Strength

Storage/Expiry:Refrigerator: 14 days

Last Date Revised: 20-Dec-11

References:Personal communication between Judy Pritchard, Wellspring Pharmaceutical Canada Medical Information, and Verla Chatsis, AHS RDIC Pharmacist. Topic: MUCOMYST® stability. November 6, 2003.
USP 34 – NF 29, 2nd Volume 1. Chapter 795: Pharmaceutical compounding – Nonsterile preparations. Rockville, MD, USA: United States Pharmacopeial Convention; 2010

Completed Compound Check
Lot NoDate Prepared Expiry DateTechnicianPharmacist

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