 <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]  by helping the blood flow into the penis to achieve and maintain an erection.This medication is not for use in women or children. How to use Muse Suppository, Urethral Read the Patient Information Leaflet if available from your pharmacist before you start using alprostadil and each time you get a refill. Learn all preparation and usage instructions. If you have any questions, ask your doctor or pharmacist. This medication is used by inserting the suppository into the penis as directed by your doctor. Remove the protective cover from the applicator before inserting into the penis. The dosage is based on your medical condition and response to treatment. This medication should usually work within 5 to 10 minutes to produce an erection that lasts for about 30 to 60 minutes. Do not use more than 2 doses in a 24-hour period. Tell your doctor if your condition lasts or gets worse (for example, the drug does not produce an erection or it becomes more difficult to get an erection).The side effects of Muse Intra-Urethral: Penis/testicle/groin pain, minor bleeding or spotting from the penis, dizziness, swelling (especially of leg veins), and rapid heartbeat may occur. If any of these effects last or get worse, tell your </s>