PTCB Exam Study Guide 2023 with all answers 100% correct
Dosage of Controlled Substances - ANSWER *Hydrocodone/Acetaminophen*
Hydrocodone: Range in
... [Show More] strength from 2.5 to 10mg
Acetaminophen: Range in strength from 325mg to 650mg
Lorazepam: Total of 6mg each day in divided doses. Available in oral tablet and injectable solution.
Methylphenidate: Dosed up to 72mg each day. Immediate-release can be taken once or twice a day as for the extended-release are only to be taken once a day.
Dosage of Acetaminophen - ANSWER > Maximum Daily Dosage (with healthy liver) is
4,000mg
> Maximum Daily Dosage (with compromised liver) is 2,000mg
> In some cases, patients cannot metabolize acetaminophen at all.
*Medications Acting on the Respiratory System*
Medications That Are Commonly Used to Treat COPD: - ANSWER 1.) *Bronchodilators*
- albuterol/ Ventolin®
- formoterol/ Performist®
- salmeterol/ Serevent Diskus®
2.) *Anti-Inflammatory Agents*
- ipratropium/ Atrovent®
- tiotropium/ Spiriva®
- fluticasone/ Flovent Diskus ®
- budesonide/ Entocort®
*Medications Acting on the Nervous System*
Commonly Prescribed Antidepressants: - ANSWER - sertraline/ Zoloft®
- fluoxetine/ Prozac®
- paroxetine/ Paxil®
- citalopram/ Celexa®
- escitalopram/ Lexapro®
- venlafaxine/ Effexor XR®
- desvenlafaxine/ Pristia®
- duloxetine/ Cymbalta®
- trazodone
- bupropion/ Wellbutrin XL®
- amitriptyline/(Brand name discontinued)
- nortriptyline/ Pamelor®
Dosages on Antidepressants - ANSWER Amitriptyline: This medication is started at a dose of 10mg and can be increased to up to 300mg per day. The dose can be taken at one time or divided over 2-3 occurrences. Available for oral tablets and intramuscular injections.
Bupropion: The usual daily adult dose for this drug is 150mg to 300mg, either divided doses or in a single extended release tablet. The maximum daily dose is 450mg. Available in standard or extended-release tablets.
Citalopram: This drug is dosed at 20mg to 40mg daily; it's recommended no to exceed 40mg per day. Available in oral tablets or as an oral solution.
Mirtazapine: This drug is usually dosed between 15mg to 45mg each day. Available in oral tablets or disintegrating oral tablets.
Drug-Food and Drug-Nutrient Interactions
MAOIs and Tyramine - ANSWER > Foods like wine, cheese, pickled foods, and certain meats carry tyramine that can cause high blood pressure when prescribed with MAOIs.
MOAIs include - phenelzine, selegiline, and tranylcypromine.
*Medications Acting on the Nervous System*
Commonly Prescribed Benzodiazepines:
**the majority of Benzodiazepines are labeled as Class IV controlled substances** - ANSWER - diazepam/ Valium®
- lorazepam/ Ativan®
- clonazepam/ Klonopin®
- alprazalam/ Xanax®
- midazolam/ Versed®
- temazepam/ Restoril®
Drug-OTC Interactions
Antihistamines and Sedatives - ANSWER > Patients taking sedatives like diazepam, lorazepam, alprazalam, and midazolam should be cautious when taking over-the-counter medications since it can cause drowsiness, sedation, and hypnotics.
*Medications Acting on the Nervous System*
Commonly Prescribed Antipsychotics: - ANSWER - chlorpromazine/ Thorazine®
- fluphenazine/ Modecate®
- haloperidol/ Haldol Decanote®
- aripiprazole/ Ablify®
- olanzapine/ Zyprexa®
- risperidone/ Risperdal®
- ziprasidone/ Geodone®
- clonzapine/ Clorazil®
*Medications Acting on the Nervous System*
Commonly Prescribed Stimulant Medications (Sympathomimetic Drugs): - ANSWER - methylphenidate/ Daytrana®, Ritalin®, Concerta®
- dextroamphetamine/ ProCentra®
- lisdexamfetamine/ Vyvanse®
- atomoxetine/ Strattera®
Drug-OTC Interactions
Antihypertensives and Decongestants - ANSWER > Both decongestants, pseudoephedrine and phenylephrine, have sympathomimetic effects that are used in different OTC cough and cold medications which can cause hypertension. If a decongestant interacts with an antihypertensive medications it will result in reducing its effect on the blood pressure control of the antihypertensive agent.
*Medications Acting on the Nervous System*
Common Medications Prescribed for Anticonvulsants: - ANSWER - carbamazepine/ Tegretol®
- oxcarbazemine/ Trileptal®
- phenytoin/ Dilantin Kapseal®
- valproic acid/ Valproic®
- divalproex/ Depakote®
- levetiracetam/ Keppra XR®
- lamotrigine/ Lammictal®
- topiramate/ Topamax®
- clobazam/ Onfi® [Show Less]