being (contra)indicated for a disease
The Spanish phrase 'estar (contra)indicado para una enfermedad' translates to 'being (contra)indicated for a disease' in English. This usually refers to a situation where a specific medication or treatment is strongly advised for a certain disease (indicated), or where a specific medication or treatment should not be used for a certain disease (contra-indicated) because it might be harmful or ineffective.
I was told that excessive exercise may be contraindicated for my heart condition.
This phrase means that the speaker was warned that too much physical activity might not be advisable due to their heart condition.
Smoking tobacco is contraindicated for people with lung disease.
The phrase implies that smoking has negative effects on lung disease, hence it's not recommended for people suffering from the disease.
If you have hypertension, excessive salt intake can be contraindicated for your condition.
This sentence suggests that excess salt could possibly worsen the speaker's hypertension and therefore should not be consumed to excess.