Answer: It’s very simple to remember this. Prescription medications are specially tailored for use by a specific person for a specific use. OTC medications are considered safe for just about everyone and may have a variety of intended purposes.
Answer:
Keep the air moist, drink water, don't
lie on your back, cough some out if you need to, try some steam, use warm salt water and gargle, take a shower, if it's really bad use medication.
Answer:
a mole that changes color
a mole with an irregular outline