my scalp is red and itchysmall flat red dots on skin not itchyred itchy scalp with dandruffbest shampoo for red itchy scalpred itchy flaky scalpred itchy patches on scalpred dots not itchyitchy scalp and red spotssmall red itchy bumps on scalpred itchy sores on scalpred itchy scabs on scalpdry red itchy scalp