Please excuse my ignorance if the following question is Tanattu’. I’m allergic to miswak, it makes my lips dry and crack. I want to get the reward for the niyyah of using miswak. Since this does harm to myself, will I be rewarded and if so will I be rewarded for every time I feel like using it?

Ustadh AbdulAziz al-Haqqan
Use a toothbrush and brush your teeth.