Bring your own lunch, and snacks. Trader joes is awesome. Spend about 25 bucks there on almonds walnuts and peanuts and make a huge bag of trail mix, and they always have cliff bars on sale for 99 cents. It sounds expensive but its cheaper then buying a 7 dollar meal at subway everyday.
Sounds like the right thing was done, applie ice packs to armpits groin back of knees fan and keep cool, start fluids if possible, monitor vitals treat/ be prepared for shock.