Converse of object

• take: ADDITIONAL MONITORING OF YOUR DOSE OR CONDITIONS may be needed if you are taking isoniazid, guanidine, or an oral anticoagulant.

Preposition: for

• month: She will continue on ethambutol for two months and rifampicin, pyrazinamide and isoniazid for twelve months.

Modifies a noun

• resistance: Isoniazid resistance is higher in HIV-positive patients co-infected with TB in the UK.

• therapy: Isoniazid Severe and sometimes fatal hepatitis may occur with isoniazid therapy.