You have to repeat TB testing as also a throat swab. Malignancy screening needs to be done as the symptoms are not at all non ominuous . Continue with the medicines as if now you have to consult further one to one basis I would like to take this case
Next Steps
Already mentioned all. More tests bloods .. or endoscopic examination can be done sos or one to one basis first a phone call is warranted none the less due weight loss history
Health Tips
In the meantime avoid anything cold and also spicy food