Isotretinoin is prescribed for a client with severe acne. Before the administration of this medication, the nurse anticipates that which laboratory test will be prescribed? 1. Potassium level 2....

Isotretinoin is prescribed for a client with severe acne. Before the administration of this medication, the nurse anticipates that which laboratory test will be prescribed?

1. Potassium level 2. Triglyceride level 3. Hemoglobin A1C 4. Total cholesterol level