1. Ibuprofen can increase the risk of heart attack or stroke in patients with a history of these conditions; use with caution.

2. Patients with prior cardiovascular events should avoid ibuprofen due to an elevated risk of further heart complications.

3. For those with cardiovascular history, ibuprofen may pose risks; consult a doctor before use.

4. Using ibuprofen in patients with past cardiovascular incidents may worsen their condition; medical advice is essential.

5. Ibuprofen is generally not recommended for individuals who have had heart attacks or strokes, as it can heighten cardiac risk.