Blood Donation is a National and Human Duty - 50 baisa

Issued in 1991, this stamp commemorates a national campaign to promote voluntary blood donation in the Sultanate of Oman. The design features a symbolic illustration of a heart receiving a drop of blood through a transfusion line, together with medical imagery and the slogan "Blood Donation is a National and Human Duty." The issue was intended to encourage citizens and residents to participate in blood donation programs, helping to ensure adequate supplies for hospitals and emergency medical services.

By issuing this commemorative stamp, the Sultanate of Oman highlighted the importance of voluntary blood donation as an act of humanitarian service and social responsibility. The issue emphasized the values of solidarity, compassion, and community support while promoting public awareness of the vital role that blood donors play in saving lives and supporting the healthcare system.