There isn't anything you can do to help the itching. It isn't necessarily itchy either just sensitive from the increased blood flow to the area. If worried that the dog might be causing harm, try placing an E-collar around the neck to prevent licking to the area.
Might be heat rash - if you've been sweating or in hot conditions, this is a common area to get heat rash. Your description of the small bumps are consistant with heat rash.
If it is swelling due to her heat cycle, about three weeks or so.
Darkening and thickening of the urine. Mares will also "blink" the vulva more during a heat cycle.
yes i think so keep itching
She may bawl a bit and pace the fenceline. If you're in the pen with her, she may try to mount you. Her vulva will also look red and swollen, and a few days after she's gone in and out of heat, you will see a little bit of bloody discharge from her vulva.
When she is in heat. Look for signs such as.. Vaginal discharge which is clear Bleeding and swelling of the vulva Increased restlessness
The best place to find out about a heat treat oven is through the internet. You can also go to stores that sell appliances and ask the employees about heat treat ovens.
This could be an STD, a genital area in need of a bath or shower, summer heat can cause a rash as well. Tight clothing can produce a rash.
apply heat
Aloe Vera jelly works very well.
Pro-oestrus, where the vulva swells and there is clear, then bloody, discharge. The female is often nervous.
The term "winks" refers to the vulva of the mare. When a mare is in heat she "winks" her vulva in the presence of a stallion.