Are there any drugs or foods that interact badly with strattera (atomoxetine)?

A few: Mao inhibitors and maprotiline which are antidepressants not commonly used and linezolid, an antibiotic are the only absolute contraindications. However, all medications can interact with each other and it is always important to make each one of your prescribeing physicians aware of any other medications and of any health supplements or herbal products you may be takiing.

Atomoxetine: 296 drugs are known to have some form of interaction with atomoxetine. See: drugs.com/drug-interactions/atomoxetine,strattera.html