Yes it does, surprised you ain't read about me bitchn' bout it! Covid last june, no biggie, but morphed into double pneumonia, thanks to 2 hospitals Refusing me antibiotics, and saying " it's viral, it'll go away in a week or so" AFTER I tole em I have been coughing up green **** for 2 months! 3rd hospital gave me 24 to 48 hours to live.... totally a goat screw. Still taking it.