Cough reverted. Is virus relapsed?.

Today is 4th May. on 20th april i found cough and tested as covid +ve on 22nd april. cough was there for 4 days after test, i user azitromicin, doxyciline, montocope, C vitms and zincovit for 6 days . after 4 days of test cough controled to 60% and i stopped medicine for 1 day again cough strated so i continued with anti boitics and cough medicine for 3 days ( till 10th day) cough controlled upto 90%,  on 12th day night again cough started like day1 and it was there for 40min in midnight. on 13th day from evening its started again and in night its huge. on 13th day i used Pathanjali Coronil. my Spo2 levvel is always more than 95 and temp was less than 100.4 in all these days. temp was like 100.4 in initial days only after its like 99.6/7 then came down to 98.6/7. can you please let me know how to control cough and get out of this covid. Is virus  relapsed ?. Due to huge cases i can't get PCR test now.