When Risperidone is co-administered with enzyme inducers (e.g., carbamazepine), the dose of Risperidone should be increased up to double the patient's usual dose. It may be necessary to decrease the Risperidone dose when enzyme inducers such as carbamazepine are discontinued [see Drug Interactions (7.1)].
Feo is an adjective meaning ugly or unattractive in Spanish. Because the adjective ends in an o the adjective refers to a masculine noun. If you wanted to describe a feminine noun as ugly, you would end the adjective with an a, i.e.  fea..
1947, from Mexican Spanish dialectal pronunciation of Mexicano Mexican, with loss of initial unaccented syllable [Barnhart]. Said to have been in use among Mexican-Americans from c.1911. Probably influenced by Spanish chico boy, also used as a nickname. The adjective in English is attested by 1967. Fem.