Reddish urine such as above suggests blood in urine. Quite possible as patients will be recieving blood thinner medications after angioplasty which increases chances of such bleeds.
Vomiting may be due to gastritis.
Next Steps
Do following tests..
Complete blood count, renal function test, urine routine, PT INR, ultrasound of
kidney and bladder
Health Tips
Caution.. He may have large bleeds. Review with cardiologist.