Sorry for late reply and inconvenience.
Thanks for all these additional information.
I understand your concern.
Well as you describe,possible causes of night sweats and redness between neck and breasts may include Dermatitis,Intertrigo,Hormonal imbalance,thyroid dysfunction.
Your vaginal itching and discharge can be associated yeast infection.
So you should try Lotrimin/Monistat.
Also take RepHresh Pro-B is a Probiotic Feminine Supplement that is clinically shown to balance yeast and bacteria to maintain feminine health and is taken orally-just 1 capsule per day.
You should take OTC Motrin and Claritin.
Do warm water sitz bath with betadine solution.
Capsules of boric acid. 600mg per capsule. Insert 1 cap vaginally 3 times a week.
Abstain from sex for a while.
Hydrate yourself with plenty of fluids.
Wear loose fitted cotton clothes to prevent friction.
You should completely avoid sugar. This also includes white bread, white pasta, cookies, crackers, candy, etc.
You can apply OTC 1% hydrocortisone cream mixed with bacitracin ointment on neck and breasts.
Also do deep breathing exercises.
If your symptoms'll persist then see your doctor for further evaluation and management.
Let me know if you have any further query so we can discuss it thoroughly in every aspect.
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