 <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]  next dose. In that case, skip the missed dose. Use your next dose at the regular time. Do not double the dose to catch up.  Storage Store the foam canister upright at room temperature. Do not refrigerate. Do not store above 120 degrees F (49 degrees C). The contents of this container are under pressure. Do not burn or puncture the aerosol container. Keep all medications away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.The uses of Wal-Four Nasal: This medication is used for temporary relief of congestion in the nose caused by various conditions including the common cold, sinusitis, hay fever, and allergies. It works by narrowing the blood vessels in the nose area, reducing swelling and congestion. How to use Wal-Four Spray, Non-Aerosol Use this medication in the nose as directed. Follow all directions on the product package, or use as directed by your doctor. If you have any questions, ask your doctor or pharmacist. Gently blow your nose before using this drug. Use your finger to close the </s>