While measles is probably best known for its full-body rash, the first symptoms of the infection are usually a hacking cough, runny nose, high fever, and red eyes that can be very sensitive to light. Characteristic markers of measles are Koplik's spots, small red spots with blue-white centers that appear inside the mouth. The rash first appears on the face and then moves downwards and from the face downward.
- Euphrasia: Lots of mucus; a mouthful hawked up on cough; clears the throat frequently; cough during the day only and worse in the morning; better lying down; eyes – burning, watery and sensitive to light; eyelids burning, red and swollen; wind and light aggravate; nose – bland, watery unlike the watery discharge of the eyes which burns; throat might be sore with burning pain.
- Pulsatilla: thirstless; clinging and weepy; warm rooms and becoming warm aggravate; open air ameliorates; low fever and the itchy skin/eruptions are worse for heat; eruptions itching and worse for warmth with white or yellow discharge.
- Apis: eruptions painful, burning, hot, stinging with swelling where the skin looks shiny/puffy; thirstless; itching better for cold applications and worse for heat, especially heat of bed; if rash is slow to develop or is suppressed; better in general for fresh air, better with cold drinks.
- Bryonia: Rash/eruptions slow to come out or suppressed; warmth of the bed ameliorates; dryness and dislike of movement; headache has pain behind the eyeballs, bursting and violent, worse for moving; better for cold compresses and pressure; thirsty for large quantities of water all at once; motion aggravates; grumpy bear remedy – want to be left alone; throbbing/pulsating pains; dryness throughout all mucous membranes.