ʺMeasles is highly contagious. Infected people are usually contagious from about 4 days before their rash starts to 4 days afterwards.ʺ Also, measles generally starts out as a fever and other flu symptoms follow. One key symptom is the red itchy rash which appears a few days after the initial symptoms begin.

The New York Times states additional symptoms of measles include:
• Fever
• Sensitivity to light
• Redness and irritation of the eyes
• Bloodshot eyes
• Sore throat
• Cough
• Tiny white spots inside the mouth
• Muscle pain
• Runny nose
• A red itchy rash
• Rash appears 3 - 5 days after the first sign of illness
• Rash lasts 4 - 7 days
• Rash starts at the head and spreads down the body
• Rash may appear as flat, discolored areas and solid, red, raised areas that later join together

To relieve symptoms of measles, The New York Times states you may try the following:

• Bed rest
• Vitamin A
• Acetaminophen (Tylenol)

https://www.empowher.com/measles/content/measles-symptoms-and-vaccine-recommendations