Vomiting sensation. To do meditation.

Hi Doctors, Recovered from covide 53 days back. Having gastric problem. Used different tablets of different gastroenterologist since 40 days. Since three days low fevar and vomiting sensation, dizziness if I work on system and I fell like something in my eye like small stone since 40 days. Very little breathing issue. 30 days back co-rads-1 in HRCT. For gastic used Pan-d for 20 days sural for 10 days. Rival-ls, Normaxin, inderal 10 mg for 20 days. Gastric is decreased to lot but when it comes it is trouble a lot. Now using only Normaxin in afternoon and inderal 10 mg at night because I'm not getting Rival-ls tablet. Gastric problem before  lots of Reflection, buring and pains in stomach area discomfort in chest breathing issue. Toung both sides sore and salt at the day. Gastric problem now  stomach area pains Discomfort in Chest Will eating only toung turn in sore and salt. Why getting vomiting sensation. Getting irritated with camphor smell. Unable to do Meditation.