Aspirin is the first of many NSAIDS (non-steroidal anti-inflammatory drugs). It works by inhibiting prostaglandin 
synthesis. It has many ocular effects. It is recommended for patients with amourosis fugax to reduce the attacks.
Its use is associated with prolonged bleeding time due to decreased aggregation of platelets and this may
affects ophthalmic surgery especially oculoplastic surgery by increasing the risk of haematoma.