Nebulised heparin is administered 6-hourly from enrolment to day 10 post enrolment, provided the patient is receiving invasive mechanical ventilation. Data collection will be completed at day 60.

Nebulised heparin is administered 6-hourly from enrolment to day 10 post enrolment, provided the patient is receiving invasive mechanical ventilation. Data collection will be completed at day 60.