Gargle your partner's semen. Its full of zinc. Not even joking.

Gargle listerine and swish it around on your mouth for as long as you can stand it. Toss out your toothbrush and after using the new one put listerine on it. You have bacteria in your mouth that is sliding down into your throat.

Put Vicks on your neck before bed wrap an old piece of material around your neck like a scarf over the Vick’s every night - works a dream.

Pineapple.

A shot of whiskey is the best sore throat cure I've come across. Or lemon, honey and bourbon in warm water and sip. Or maybe I just have a drinking problem 🤷‍♀️😂

Honey in hot water soothed mine and got better by the next day.

As above, warm water with salt gargle.

You have a viral infection

Betadine

Make jello and drink it while it's still warm before it gels

You can try a can of coke, the acidity strips bacterial.
Betadine throat gargle
Strepsils
Warm water with honey
Wrapping a heat pack around your neck
Warm salt water gargle
Lots of water
Vitamin C

The pharmacy will be able to help