I feel like it's eczema, with red spots on both sides of my thighs, and under my testicles, a little itchy, scratching him with my hands.
This condition is considered to be eczema caused by skin allergy.Treatment can be oral loratadine, take 1 pill once a day at night.Apply topical tretinoin econazole cream, once in the morning and once in the evening.Avoid alcohol, pepper and seafood.Wear cotton loose and breathable underwear.Do not wear too tight outer pants.Keep it breathable and avoid sitting for a long time.
The symptoms described in the uploaded pictures are likely to be eczema, first of all, you need to pay attention to keep the local cleanliness and hygiene, avoid scratching stimulation, you can properly apply erythromycin ointment or Bactrim to see if it is effective, wear cotton clothing, reduce some friction.
The photo looks more likely to be eczema, but there is some possibility that ringworm is not ruled out. It is recommended to go to the hospital dermatology department to check the fungus to confirm the diagnosis, if there is no fungus, it is eczema, you can apply topical fluticasone propionate cream, if there is fungus, it may be ringworm, this can be treated with topical bifidazole cream