Plastic boot disease i.e. white, discoloured, swollen feet is difficult to deal with - the only solution is to allow the feet to dry out. Frostbite is usually a product of several factors and it is frequently avoidable. Since one's appreciation of the degree of cold is very poor, in temperatures below -15 C it is worthwhile carrying a miniature, plastic encased thermometer, which weighs only a few grams. The treatment of established serious frostbite is dealt with elsewhere - but descent is essential. The occurrence of frostbite almost always means the end of any serious climbing for the patient on the current expedition and much extra work for colleagues.
Drugs are of little use.
Butane-propane mix stoves are quick and easy to use. There is such wide variation between individuals that no firm rules can be made. The only real nutrition issues are fluids and calories. Tents and snowholes Modern tents have revolutionised high altitude camping. Especially designed box tents have also added to the repertoire of those trying to solve the high altitude tentage problem, but they are heavy.