Related Rule
Colombia
Practice Relating to Rule 110. Treatment and Care of the Wounded, Sick and Shipwrecked
Section A. Medical care
Colombia’s Circular on Fundamental Rules of IHL (1992) provides: “The wounded and sick shall be … cared for by the parties to the conflict.” 
Colombia, Transcripción Normas Fundamentales del Derecho Humanitario Aplicables en los Conflictos Armados, Circular No. 033/DIPL-SERPO-526, Policía Nacional, Dirección General, Santafé de Bogotá, 14 May 1992, § 3.
Colombia’s Basic Military Manual (1995) provides that all wounded and sick combatants shall be cared for. 
Colombia, Derecho Internacional Humanitario – Manual Básico para las Personerías y las Fuerzas Armadas de Colombia, Ministerio de Defensa Nacional, 1995, p. 21.
Colombia’s Instructors’ Manual (1999) provides: “Wounded enemy combatants must be cared for.” 
Colombia, Derechos Humanos & Derecho Internacional Humanitario – Manual de Instrucción de la Guía de Conducta para el Soldado e Infante de Marina, Ministerio de Defensa Nacional, Oficina de Derechos Humanos, Fuerzas Militares de Colombia, Santafé de Bogotá, 1999, p. 24; see also Derechos Humanos & Derecho Internacional Humanitario – Guía de Conducta para el Soldado e Infante de Marina, Ministerio de Defensa Nacional, Oficina de Derechos Humanos, Fuerzas Militares de Colombia, Santafé de Bogotá, 1999, p. 20.
Colombia’s Penal Code (2000) imposes a criminal sanction on “anyone who, during an armed conflict, fails to rescue and provide assistance to protected persons, while having an obligation to do so”. 
Colombia, Penal Code, 2000, Article 152.
In 2007, in the Constitutional Case No. C-291/07, the Plenary Chamber of Colombia’s Constitutional Court stated:
Taking into account … the development of customary international humanitarian law applicable in internal armed conflicts, the Constitutional Court notes that the fundamental guarantees stemming from the principle of humanity, some of which have attained ius cogens status, … [include] the obligation to … assist the wounded and sick. 
Colombia, Constitutional Court, Constitutional Case No. C-291/07, Judgment of 25 April 2007, p. 112.
[footnote in original omitted]
The Report on the Practice of Colombia states that Colombia authorizes the Colombian Red Cross or the ICRC to render aid to the wounded. 
Report on the Practice of Colombia, 1998, Chapter 5.1, referring to Program Presidencial para la defensa de la libertad personal, Bogotá, April 1996, p. 17.