Ethambutol inhibits bacterial RNA synthesis, thus supressing bacterial growth. It
is slow acting and is bacteriostatic rather than bacteriocidal. Thus it
must be used in combination with other anti-TB drugs. There are 4 interventions and rationales. Name at least 2?
Remind the patient to avoid drinking alcoholic beverages while on this drug. Rationale: The drug induces severe nausea and vomiting when alcohol is ingested.
Teach the patient to report any changes in vision, such as reduced color vision, blurred vision, or reduced visual fields, immediately to his or her healthcare provider. Rationale: The drug can cause optic neuritis and can lead to blindness. When the probelm is discovered early the eye problems are usually reversed when the drug is stopped.
Ask whether the patient has ever had gout. Rationale: This drug increases uric acid formation and will make gout worse.
Teach the patient to drink at least 8 oz of water when taking this tablet to increase fluid intake. Rationale: More fluids help prevent uric acid from precipitating and causing gout or kidney problems.