Constipation as a Side-Effect
Constipation as a symptom and side effect of chronic diseases

If you’re suffering from a neurological, metabolic or so-called systemic disorder, your constipation can be an unwelcome by-product. This is quite common and nothing to worry about. It is also not unusual for constipation to occur as a side effect of medication for other problems. If you suspect a correlation, you should have a chat with your doctor to check the possibilities for a change or an adjustment of your medication.

Kidney or Liver Condition needing Diuretics (water tablets)
Prescribed to people with kidney conditions can cause unusual loss of water which can lead to constipation.1

Anemia
Iron supplements prescribed to people with anemia may slow down digestion which can lead to constipation.

General Pain Relief
Pain killers that contain codeine, can sometimes slow down bowel movement through the body which can lead to constipation.3

High Blood Pressure
Some (not all) types of blood pressure medication can affect your digestive system, slowing it down, which can lead to constipation.3

Schizophrenia and Anxiety
Some antipsychotic drugs prescribed to people with anxiety and schizoprenia are known to cause changes in bowel habits as a side effect.3

Epilepsy
Prescribed medication to control epilepsy, sometimes can affect your slow down bowel movement and cause changes in bowel habits.3

Heart Conditions needing Diuretics (water tablets)
Diuretics prescribed to people with heart conditions can cause you to pee more often. A side effect of this unusual loss of water could be constipation.4

Indigestion
Some remedies for heartburn or indigestion contain aluminum which can slow down your digestion and cause constipation.3

Parkinson's disease
The drugs taken for Parkinson's disease can sometimes slow down your bowel, which can lead to constipation.3

Liver Conditions needing Diuretics (water tablets)
Diuretics prescribed to people with liver condition can cause unusual loss of water which can lead to constipation.1

Source:
1 Constipation, Kidney Disease May Be Linked. (2019). Retrieved 7 August 2019, from https://www.webmd.com/digestive-disorders/news/20161110/constipation-kidney-disease-may-be-linked--new-research-shows
2 Lakkaraja, M., Small, L.,Frank, M., Solomon, A., Kucine, N., & Bussel, J., (2012). Iron Deficiency Anemia in Infants and Toddlers - Role of Milk and Constipation. Retrieved 7 August 2019, from http://www.bloodjournal.org/content/120/21/5171?sso-checked=true
3 Luo, E. (2018). 8 Causes of Chronic Constipation You May Be Missing. Retrieved 7 August 2019, from https://www.healthline.com/health/cic/what-your-gut-is-trying-to-tell-you#takeaway
4 Constipation: A connection to heart disease? - Harvard Health. (2016). Retrieved 7 August 2019, from https://www.health.hardvard.edu/heart-disease-overview/constipation-a-connection-to-heart-disease