My right ear is blocked and am having mild pain...

   Treatment of ear pain and blocked
It is common type of pain affecting high percentage of people due to many factors and causes. Firstly, it is better to avoid touching your hands and itching by your hands. Also , keep your ear area clean and dry to avoid any infections or inflammation of your ear. About drugs, you can
Take analgesics like IBUPROFEN three times daily to relieve pain.
Also, you can use Gentamycin ear drops three times daily to relieve any inflammation in your area
in addition to temparin ea drop three times daily to remove wax in the ear 
Investigations to do
You can ask for CBC to see the level of WBCs which increased in inflammation and infections of ears. Also ,you can ask your ENT doctor for examination of ear by a scope to clarify any causes like foreign body and infections of ear.
Causes of ear pain
There are many causes like
Increased wax in ears
Inflammation and infections of ear
Traumatic ear pain
Foreign bodies
Advice
you can seek your ENT doctor for further evaluation