 <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]  unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.The interactions of Vectical Topical: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval. Some products that may interact with this drug include: other products containing vitamin D, drugs that can increase calcium levels (such as thiazide "water pills", calcium supplements). Calcitriol ointment may be irritating to the skin. Ask your doctor or pharmacist about the safe use of other skin products that may have a drying effect (such as astringents, peeling agents). Does Vectical Ointment interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Vectical Topical: This medication may be harmful if applied to large areas or swallowed. If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise </s>