Sir this question is about my mother disease mother age is 45 she has allergy from dust green grass it started at the age of 35 I have shown her almost 20 doctors given different medicine no use the effect of allergy are that mostly on fingers around neck on stomach and on foot the allergy become so worst when she rubs blood comes out of that places it totally becomes black blood is coming while rubbing because the skin is looks like cured in pieces and another problem may be due to allergy is that whenever she eats something starts vomiting in the morning and whole day while vomiting face becomes very red and b.p. Goes down she is housewife and from village area so please tell effective medicine and from where she should start this and her most reports are normal but became very thin and have less energy.