 <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]  doctor/dentist, usually once daily just before bedtime instead of your regular toothpaste. Apply a thin ribbon of medicine to a toothbrush and brush thoroughly for 2 minutes or as directed. Spit out the medication after use. Do not swallow. Children should rinse their mouth thoroughly right away. For adults, do not rinse your mouth, eat, or drink for at least 30 minutes after use to get the best results.The side effects of SF 5000 Plus Dental: Mouth/gum irritation may rarely occur. If this effect lasts or gets worse, tell your doctor/dentist or pharmacist promptly. Tell your doctor/dentist right away if your teeth become stained or pitted. This is often a result of too much fluoride. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. This is not a complete list of possible </s>