Rameshwaram is a fantastic place for a vacation and there are some great untouched places and snorkeling 🤿 instructors and sites
The temples too are a big draw and could it be possible that you took those 15-20 dips in the temple?
That water can be tricky.
A little more detail and good quality pics will be appreciated for anyone to give you some diagnosis and treatment options
Please feel free to contact us on an ONLINE Consultation and you may avail of the Instant Consultation also if as you say you are right now on the spot and desire an immediate intervention 🙏
Health Tips
Frequent cold 🚿 may help dislodge some of the grime and allergens if any
Baking soda paste applied to the affected areas may be a home remedy you could try.
Antihistamine like Fexofenadine 180 or any available one like Avil (OTC) may help allay the itch.