Page 1983 - Saunders Comprehensive Review For NCLEX-RN

2. Usually if the pulse is 60 beats per minute or less or if
the systolic blood pressure is less than 90 mm Hg, the
medication is withheld and the PHCP is contacted.
The nurse should obtain pulse parameters from the
PHCP for clients receiving ophthalmic beta blockers.
3. Monitor for shortness of breath.
4. Assess for risk of injury.
5. Monitor intake and output.
6. Instruct the client to notify the PHCP if shortness of
breath occurs.
7. Instruct the client not to discontinue the medication
abruptly.
8. Instruct the client to change positions slowly because
of the potential for orthostatic hypotension.
9. Instruct the client to avoid hazardous activities.
10. Instruct the client to avoid over-the-counter
medications without the PHCP’s approval.
11. Instruct clients with diabetes mellitus using β-
adrenergic blockers to monitor blood glucose levels
frequently.
IX. Carbonic Anhydrase Inhibitors (see Box 57-5)
A. Description
1. Carbonic anhydrase inhibitors interfere with the
production of carbonic acid, which leads to decreased
aqueous humor formation and decreased intraocular
pressure.
2. These medications are used for the long-term
treatment of glaucoma.
3. These medications are contraindicated in the client
allergic to sulfonamides.
4. Use with caution for clients with severe renal or liver
disease.
B. Side and adverse effects
1. Appetite loss
2. Gastrointestinal upset
3. Paresthesias in the fingers, toes, and face
4. Polyuria
5. Hypokalemia
6. Renal calculi
7. Photosensitivity
8. Lethargy and drowsiness
9. Depression

C. Interventions

1. Monitor vital signs.
2. Assess visual acuity.
3. Assess for risk of injury.
4. Monitor intake and output.

1983