https://medlineplus.gov/ency/article/000578.htm

Feb 1, 2017 ... In some cases, a drug can cause the immune system to mistake your own red blood cells for foreign substances. The body responds by making ...

https://my.clevelandclinic.org/health/articles/8964-aging--anemia

You have stated that you have anemia (a low hemoglobin concentration, less ... Some common medications can suppress the bone marrow, causing anemia.

https://my.clevelandclinic.org/health/symptoms/17705-low-hemoglobin/possible-causes

What happens when someone has low hemoglobin? If a disease or condition affects the body's production of red blood cells, the hemoglobin levels may drop.

https://www.ncbi.nlm.nih.gov/pubmed/17786076

Antihypertensive medication use can be associated with a reduction in ... basis for antihypertensive medication-related changes in hemoglobin concentration ... and suppression of red blood cell production, as this occurs most commonly with  ...

https://www.mayoclinic.org/symptoms/low-hemoglobin/basics/causes/sym-20050760

Low hemoglobin count: Symptom — Overview covers possible causes of low hemoglobin levels in blood.

https://www.healthline.com/health/drug-induced-immune-hemolytic-anemia

Some drugs can cause your immune system to mistake your red blood cells for foreign invaders ... Hemoglobin is a protein that carries oxygen to your tissues.

https://www.medicalnewstoday.com/articles/318050.php

Low hemoglobin levels usually indicate that a person has ... baby adversely unless they are sick for some other reason.

https://betterhealthwhileaging.net/anemia-in-aging/

Clinicians often confirm the lower hemoglobin level by repeating the CBC test. .... Urine tests, to check for proteins associated with certain blood cell disorders.

https://www.medicinenet.com/hemoglobin/article.htm

A lower than normal number of red blood cells is referred to as anemia and hemoglobin levels reflect this number. There are many reasons (causes) for anemia.

https://www.emedicinehealth.com/anemia/article_em.htm

Learn about anemia symptoms, treatment, and causes like poor nutrition, ... (low level iron) anemia and thalassemia (inherited disorders of hemoglobin).