Robins and pigeons do it all the time...well, each spring, anyhow). most birds can do it from 1-4 times per year. In the wild, birds lay eggs twice a yr.(House Wrens will build as many nests as they can before the season changes.) Yes, a duck can lay eggs more than one a year. I have ducks and chickens that lay eggs daily. (I know that some birds, if their eggs are damaged or ruined in the early stages of nesting, will lay more eggs, most often in a different nest location. Robins and pigeons do it all the time...well, each spring, anyhow).
Triamcinolone is a steroid. It reduces the actions of chemicals in the body that cause inflammation, redness, and swelling. The combination of nystatin and triamcinolone topical (for the skin) is used to treat skin infections caused by fungus or yeast.
Nystatin, sold under the brandname Mycostatin among others, is an antifungal medication. It is used to treat Candida infections of the skin including diaper rash, thrush, esophageal candidiasis, and vaginal yeast infections. It may also be used to prevent candidiasis in those who are at high risk. Nystatin may be used by mouth, in the vagina, or applied to the skin. Common side effects when applied to the skin include burning, itching, and a rash. Common side effects when taken by mouth include