My dad was diagnose with ARDS two weeks ago. He is on profolof, morphine, vecronium, and many more meds. He had a aneurysm 5years ago. His BP, o2sat, and HR is been unstable whenever they try to change his position. My dad is also taking inticuagolant through IV due to blood clot on his right arm. They stop the heparin today because he started having some GI bleeding. my dad is 57 years old and very healthy. Please help