Final answer:
The common side effects of iron supplements include constipation, upset stomach, and nausea. Other possible side effects are diarrhea and abdominal pain. Excessive intake may lead to siderosis, underscoring the importance of medical supervision.
Step-by-step explanation:
The common side effects of iron supplements may include several symptoms. Not all individuals will experience all side effects, and some people may experience side effects not listed. The most commonly noted side effects are:
- Constipation
- Upset stomach
- Nausea
While not listed in your options, it is important to be aware that some patients might also experience diarrhea or abdominal pain. Additionally, if high doses of iron are taken, a condition known as siderosis may develop, though this is typically associated with conditions that require frequent blood transfusions or in cases of inadequate synthesis of hemoglobin. Supplementation should always be done under medical supervision to avoid excessive intake and adverse effects.