Systematic Reviews in Pharmacy (Sys Rev Pharm.), (SRP) (Print ISSN: 0975-8453, E-ISSN: 0976-2779) ABSTRACT: During about 14 days, six calves were discovered to cross a recreated 4,700 m high at an altitude of 450 meters. The following changes have resulted: pulsate increases (35 b/min), average vessel pressure (8 tort), red cell counts (25%), hemoglobin (34%), hematocrit (34%), blood pH (0.037 units), white blood cell counts (22%), blood thickener (19%) and prothrombin time (9 percent). There were decreases in the number of thrombocytes (8%) and the removal of club (23 percent). Our current research was conducted at Mayo Hospital, Lahore from March 2019 to February 2020. This high reaction was not affected by corrosive acetylsalicylic acid (ibuprofen) orally regulated over 14 days (90 mg/day). The findings provide more evidence of prostaglandin as a lung hypertension arbitrator. Keywords: Large altitude exposed, bovine aspirin treatment Blood coagulation, pulmonary hypertension.