Your welcome, and I hope she recovers. I've never had a chicken with sour crop, and I have heard that it is very difficult to treat. Long strands of grass are usually the culprit to start with impacted crop, which will progress to sour crop eventually. I did have a chicken with a gizzard...
Can you set her waterer up high on bricks, so that she doesn't have to lean over? Are you putting the Albon in her water? Albon is Sulfadimethoxine, the same as Di-Methox. They may have different mixing instructions with the different brands, but it is usually put into the water, and freshly...
Many times chickens with any type of illness can have a slow crop that will fill full. It can be dangerous to massage the crop when it is very full of liquid, since it can cause aspiration or choking. I would not massage the crop. Coccidiosis, worms, or enteritis could be possible problems. I...