 <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]  are using this medication at home, learn all preparation and usage instructions from your health care professional and the product package. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Methotrexate should be yellow in color. If your product has a seal, do not use it if the seal is broken. Inject this medication under the skin as directed by your doctor, usually once a week. Do not rub the area after injection. Before injecting each dose, clean the injection site with rubbing alcohol. Change the injection site each time to lessen injury under the skin. Ask your doctor or pharmacist where you may inject this medication. Do not inject into skin that is red, swollen, or bruised, or into areas with scars/stretch marks. Learn how to store and discard medical supplies safely. The dosage is based on your medical condition and response to treatment. Use this medication regularly to get the most benefit from it. To help you remember, use it on the same day each week. Do not increase your dose or use this drug more often or for longer than prescribed. Your condition will not improve any faster, and your risk of side effects will increase. It may take up to several months before you </s>