PTCB Updated PTCE Exam Questions and Answers by chaya

The original sig reads:

“i tab PO t.i.d.” which means “take one tablet by mouth three times a day”.

If the label instructs twice daily (b.i.d.) instead of t.i.d., it is a dosage frequency error, leading to under-dosing.

According to Mosby’s Pharmacy Technician: Principles and Practice:

“A transcription error in the frequency of administration can result in subtherapeutic dosing or treatment failure. Accuracy in translating sig codes is essential.”

Other options:

Route (PO) is correct.

Days supply is still 7 days.

Dosage form (tablet) is unchanged.

Comprehensive and Detailed Step-by-Step Explanation:

The FDA requires patient package inserts (PPIs) for certain medications, including oral contraceptives like norethindrone/ethinyl estradiol.

????Explanation of Answer Choices:

✅B. Norethindrone/Ethinyl Estradiol → Correct. Oral contraceptives must include a PPI with risk information.

❌A. Sulfamethoxazole/Trimethoprim → Incorrect. Does not require a package insert.

❌C. Triamterene/HCTZ → Incorrect. A diuretic, no required PPI.

❌D. Emtricitabine/Tenofovir Disoproxil → Incorrect. A PPI is required only for certain formulations.

????Reference:

FDA Patient Information Leaflet Requirements

Linagliptin is thegeneric name for Tradjenta, a medication used to treattype 2 diabetes mellitus.

Linagliptin is a DPP-4 inhibitor (Dipeptidyl Peptidase-4 Inhibitor).

Works byincreasing incretin levels, which boost insulin secretion and reduce glucagon levels.

Used tolower blood glucose levelsin patients with type 2 diabetes.

(A) Forteo❌Incorrect – Forteo (teriparatide) is for osteoporosis.

(B) Januvia❌Incorrect – Januvia (sitagliptin) is another DPP-4 inhibitor but not the same as Tradjenta.

(C) Tradjenta✅Correct – The brand name for linagliptin.

(D) Xarelto❌Incorrect – Xarelto (rivaroxaban) is an anticoagulant.

Tradjenta Prescribing Information (FDA):https://www.tradjenta.com

American Diabetes Association (ADA) – Pharmacologic Approaches to Diabetes Management:https://diabetesjournals.org

PTCB Exam Content Outline – Brand & Generic Name Drug Recognition

Drug Classification & Mechanism:Analysis of Answer Choices:References for Pharmacy Technicians:

Mycophenolate is an immunosuppressant that can cause severe birth defects, requiring a REMS program to ensure patient safety.

????Reference:FDA REMS Drug List, PTCE Study Guide.