 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] . This medication and a low-copper diet may increase the risk for iron deficiency. Tell your doctor right away if you have symptoms such as feeling very tired, weakness, pale skin, chest pain, fast heartbeat, shortness of breath, cold hands/feet. Your doctor may direct you to take an iron supplement for a short time (see also How to Use section). A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. In the US - In the US - Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch. In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.The precautions of Trientine Tetrahydrochloride Oral: Before taking tri </s>