Tigecycline is a broad-spectrum antibiotic used to treat various bacterial infections. Common side effects associated with tigecycline generics, as outlined by drug information sources, include nausea, vomiting, diarrhea, abdominal pain, headache, and an increased risk of fungal infections like yeast infections. Other potential adverse effects may include allergic reactions, liver problems, and a condition called Clostridium difficile-associated diarrhea (CDAD), which can range from mild diarrhea to life-threatening inflammation of the colon. It is essential to consult a healthcare provider for a comprehensive list of potential side effects and to report any unusual symptoms experienced while taking tigecycline generics.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/TIGECYCLINE
[2] https://www.rxlist.com/tygacil-drug.htm
[3] https://reference.medscape.com/drug/tygacil-tigecycline-342527