My girlfriend has reddnes and pain on the genitalia and i have tiny red bumps and flaking skin around the bumps on my penis head. for about 2 days now?

Here are some ...: If what you described indeed happened to both in the same time frame, one has to consider if these Sx and signs were related with possible use of sex-enhancing or safe-sex- agents or possible STDs. If going away in 2-3 days predictably, the former concern is possible; if lingering, the latter is the concern. Nonetheless, seek timely evaluation and counseling for now and future.