Pass the PTCB CPhT PTCE Questions and answers with ValidTests

Duloxetine (Cymbalta)is anSNRI antidepressantoften confused withparoxetine (Paxil), another SSRI antidepressantdue tosimilar names andoverlapping indications.

????Reference:ISMP List of Look-Alike, Sound-Alike (LASA) Medications.

Risedronate (Actonel)is abisphosphonateused to treat osteoporosis.

Bisphosphonates can causesevere esophagitis and esophageal ulcersif not taken properly.

Patients must take the medication witha full glass of waterand remainupright for at least 30 minutesafter administration to reduce esophageal irritation.

Other medications in the options:

Ropinirole: A dopamine agonist for Parkinson’s disease; no such requirement.

Repaglinide: A meglitinide for diabetes; no such requirement.

Rifampin: An antibiotic for tuberculosis; no such requirement.

????Reference:PTCE study materials; drug administration guidelines forbisphosphonates.

Eliquis (apixaban) is a direct oral anticoagulant (DOAC) that increases the risk of serious bleeding.

High-alert medications have anarrow therapeutic indexand requirespecial monitoring.

????Reference:ISMP High-Alert Medication List, FDA Eliquis Safety Warnings.

Prochlorperazine (Compazine suppository)requiresrefrigeration(store at2°C to 8°C / 36°F to 46°F) to maintain stability.

Other suppositories are stored atroom temperatureunless specified.

????Reference:Manufacturer Storage Guidelines, USP Storage Standards.

Isotretinoin (Absorica, Claravis, etc.) is subject to a REMS program called iPLEDGE, required by the FDA to prevent fetal exposure due to high risk of teratogenicity. Female patients of reproductive age must:

Use two forms of contraception

Take monthly pregnancy tests

Receive special counseling and consent

From FDA REMS Guidelines:

“Isotretinoin is subject to a REMS program (iPLEDGE) due to its known, serious risk of severe birth defects if taken during pregnancy.”

Other options:

Clotrimazole – Antifungal, OTC and Rx; no REMS

Amitriptyline – Tricyclic antidepressant; no REMS

Tamsulosin – Used for BPH; no REMS

AClass III recallis issued whena drug is unlikely to cause adverse health effects but has a labeling defect, packaging issue, or a minor violation of manufacturing regulations.

Example:A bottle of tablets with a slightly misprinted label.

Pharmacies must remove affected stock but are NOT required to notify patients or physicians.

Why Other Options Are Incorrect:

A. Posting signs?❌Only required for certain urgent recalls.

C. Notifying physicians?❌Required forClass I and some Class II recalls, not Class III.

D. Contacting patients?❌Not needed fornon-health-threatening recalls.

????Reference:FDA Drug Recall Guidelines, PTCE Exam Study Guide.

Insurance requires accurate “days supply” calculations.If a30-daysupply is incorrectly entered as a90-daysupply, the system will reject early refills.

????Reference:PTCE Pharmacy Billing and Reimbursement Guidelines.

Comprehensive and Detailed Step-by-Step Explanation:

The FDA Orange BookprovidesTherapeutic Equivalence (TE) codesto indicate whether a generic drug isequivalentto a brand-name drug.

????Explanation of Answer Choices:✅B. The Orange Book→Correct.Liststherapeutic equivalence (TE) codesfor FDA-approved generics.❌A. Remington→ Incorrect.Pharmacy reference book, not used for TE codes.❌C. SDSs→ Incorrect.Used for chemical safety, not drug equivalence.❌D. Package insert→ Incorrect.Does not contain TE codes.

????Reference:

FDA Orange Book

PTCB Exam: Therapeutic Equivalence

Vistaril = Hydroxyzine, anantihistamine used for anxiety, nausea, and allergies.

Meclizine (Antivert) is also an antihistaminebut is used primarily formotion sickness and vertigo.

????Reference:FDA Approved Drug List, PTCE Medication Guide.

Cytoxan (cyclophosphamide)belongs to thechemotherapy agentdrug classification. It is analkylating agentused to treat various types ofcancer, including:

Leukemia

Lymphoma

Breast cancer

Ovarian cancer

It works byinterfering with DNA replication in rapidly dividing cells, preventing cancer growth.

A. ACE inhibitor❌→Incorrect

ACE inhibitors (angiotensin-converting enzyme inhibitors)are used forhypertension and heart failure(e.g., lisinopril, enalapril).

C. Antibiotic❌→Incorrect

Antibioticstreatbacterial infections(e.g., amoxicillin, azithromycin).

D. Narcotic❌→Incorrect

Narcotics (opioids) are pain relievers(e.g., morphine, oxycodone).Cytoxan is not an opioid.

National Cancer Institute (NCI) Drug Dictionary– ClassifiesCytoxan as an alkylating chemotherapy agent.

PTCB PTCE Exam Content Outline– Covers chemotherapy drugs and their classifications.

FDA Drug Classification Guidelines– Lists Cytoxan as acytotoxic antineoplastic (chemotherapy) drug.

Why Not the Other Options?Key References: