Blocked catheters and lines
Drug Safety Update
May 2023: Glucose solutions: recommendations to minimise the risks associated with the accidental use of glucose solutions instead of saline solutions in arterial lines
NICE/Cochrane Review
Heparin versus 0.9% sodium chloride intermittent flushing for prevention of occlusion in central venous catheters in adults, April 2020
Not all drugs listed are readily available at each acute Trust. Please refer to local guidance/contact pharmacy for more information.
Caution:
There have been a number of instances where inappropriate strengths of heparin have been used as flush solutions.
Specialist advice must always be sought before administering these drugs to unblock lines. Also refer to local guidance.
MTW Urokinase Supply Shortage Advice - see here
*CAUTION: there are different products available which have different uses - please check carefully you are using the correct product for the indication*
| Pack |
|---|
| 10 ampoule |
| Pack |
|---|
| 1 pack (1 x (5 vials + 5 ampoules)) |
| Pack |
|---|
| 30 pre-filled disposable injection |
- On Formulary Preferred
- On Formulary Second Line
- On Formulary Third Line
- Specialist Initiation
- Secondary Care Only
- Not Approved for Formulary



