 <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]  increase your risk of getting blood clots, especially if you are using an estrogen product. You may need to stop this medication for a time or take special precautions. This medication may cause blotchy, dark areas on your face and skin (melasma). Sunlight may worsen this effect. Limit your time in the sun. Avoid tanning booths and sunlamps. Use sunscreen and wear protective clothing when outdoors. If you are nearsighted or wear contact lenses, you may develop vision problems or trouble wearing your contact lenses. Contact your eye doctor if these problems occur. Some estrogen products contain mineral oil which can weaken rubber products such as latex condoms, cervical caps, and diaphragms and lead to their failure. Consult your pharmacist if you are unsure if your product contains mineral oil. If it does, talk to your doctor about other birth control products (such as polyurethane condoms) while you are using this medication. This medication should not be used during pregnancy. If you become pregnant or think you may be pregnant, tell your doctor right away. This medication passes into breast milk. It may reduce the quality and amount of breast milk produced. Consult your doctor before breast-feeding.The interactions of Estrace Vaginal: Drug interactions may change how </s>