See the DrugPatentWatch profile for polivy

After analyzing the information provided, the most frequently occurring side effects of the poly drug are nausea and headache.

Nausea is a common side effect of many medications, and it appears to be the most frequently reported side effect of the poly drug. It was mentioned in 3 out of the 5 sources provided [1][2][5].

Headache is the second most frequently reported side effect of the poly drug, appearing in 2 out of the 5 sources provided [1][4].

It's important to note that while these side effects were reported frequently, they do not necessarily indicate the severity or potential danger of the side effects. Individuals taking the poly drug should consult with their healthcare provider if they experience any side effects.

Sources:

1. <https://www.drugpatentwatch.com/poly-drug-side-effects>
2. <https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6814865/>
3. <https://www.medicinenet.com/poly_drug_dependence/article.htm>
4. <https://www.mayoclinic.org/diseases-conditions/polypharmacy/symptoms-causes/syc-20371330>
5. <https://www.webmd.com/drugs/2/drug-17072-833/poly-drug-oral/side-effects-interactions>