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බෙහෙත් හේත් නවතම ලිපියක් ලඟදීම

2018 external pharmac exam paper with answers

Ceylon Medical College Council Pharmacists' Examination (External) - November 2018 MCQ Paper:

�� Exam Overview

● Date: 17.11.2018

● Time: 9.00 a.m. – 12 noon

● Duration: 3 hours (suggested: 110 minutes for MCQ, 70 minutes for SEQ)

● Instructions: Answer all 50 multiple-choice questions.

✅ Sample of Extracted Questions (1–5)

1. True or False: Storage Recommendations

● A. Bisacodyl suppositories should be stored between 2–8℃. ✅ True

● B. Vitamin A and D capsules should be stored away from light. ❌ False

● C. Amoxicillin capsules should be stored below 25℃. ✅

● D. Heparin injection should be stored between 2–8℃. ✅ True

● E. Tetanus toxoid is recommended to be stored in the freezer. ❌ False

2. Advice: “Dissolve in water or take with water”

● A. Ketoprofen capsules ❌

● B. Aluminium hydroxide tablets ✅

● C. Doxycycline dispersible tablets ✅

● D. Aspirin tablets ❌

● E. Metformin tablets ✅

3. True or False: Pharmaceutical Preparations

● A. Whitfield’s ointment contains boric acid ✅

● B. Mandl’s paint contains potassium iodide ✅

● C. Lassar’s paste contains benzoic acid ✅

● D. Anhydrous lanolin can absorb up to 30% moisture ✅

● E. Coal tar solution contains ethanol 96% ✅

4. True or False: Surgical Materials

● A. Catgut is a sterile product ✅

● B. Catgut is prepared from sheep intestine ✅

● C. Absorbable sutures have to be removed post-operatively ❌

● D. Plaster of Paris bandage contains calcium sulphate ✅

● E. Paraffin gauze dressing is used in the treatment of burns ✅

 

5. True or False: Solubility of Drugs

● A. Iodine is soluble in potassium iodide solution ✅

● B. Vitamin A is soluble in corn oil ✅

● C. Crystalline powder is more soluble than powder form ❌

● D. Temperature does not influence solubility ❌

● E. “Partly soluble” means 1g dissolves in 100–1000 mL ✅

Ceylon Medical College Council Pharmacists' Examination (External) – November 2018.

✅ Questions 6–10

6. True or False: Disintegration Test for Tablets

● A. Disintegration test is the time taken for a tablet to break down into small particles ✅

● B. Soluble aspirin tablets disintegrate within 3 minutes ✅

● C. Film-coated tablets should disintegrate within 30 minutes ✅

● D. Disintegration test is applicable for sustained-release tablets ❌

● E. Enteric-coated tablets should disintegrate within 90 minutes ✅

7. Raw Materials and Their Properties

● A. Calamine – astringent ✅

● B. Charcoal – adsorbent ✅

● C. Coal tar – antipruritic ✅

● D. Starch – absorbent ✅

● E. Camphor – counterirritant ✅

8. Tablet Excipients and Their Properties

● A. Lactose – diluent ✅

● B. Water – binder ✅

● C. Magnesium carbonate – adsorbing agent ✅

● D. Magnesium stearate – lubricant ✅

● E. Sodium starch glycolate – disintegrant ✅

9. Emulsifying Agents in Pharmaceutical Preparations

● A. Beeswax ❌

● B. Anhydrous lanolin ✅

● C. Soft soap ✅

● D. Cholesterol ✅

● E. Purified talc ❌

 

10. Drugs and Dispensing Instructions

● A. Chlorpromazine tablets – may cause contact sensitization ❌

● B. Glyceryl trinitrate tablets – discard after 4 weeks of opening ✅

● C. Rifampicin tablets – stop taking if urine turns red ❌

● D. Chloroquine tablets – take with meals ✅

● E. Griseofulvin tablets – take on an empty stomach ✅

✅ Questions 11–20

11. True or False: Pharmaceutical Preparations

● A. Gargles contain a high percentage of glycerol ❌

● B. Potassium permanganate is recommended for broken skin ❌

● C. Throat paint contains a high proportion of glycerol ✅

● D. Surgical spirit does not contain water ✅

● E. Goularid’s lotion contains aluminium acetate ✅

12. True or False: Emulsions

● A. It is possible to include two incompatible ingredients ✅

● B. The aqueous phase is easily flavoured ✅

● C. The oily sensation is not removed ❌

● D. Storage conditions may not affect stability ❌

● E. They are homogeneous preparations ❌

13. True or False: Community Pharmacy

● A. A quarantine area is necessary to avoid cross-mixing of stocks ✅

● B. Clinical thermometers can be used to check pharmacy temperature ❌

● C. Medicines should be stocked to avoid slow-moving accumulation ✅

● D. Records need not be maintained for expired medicines ❌

● E. Disposal of medicines must adhere to Consumer Affairs Authority Act ❌

14. Factors Affecting Rate of Dissolution

● A. Particle size ✅

● B. Area available for molecular migration ✅

● C. Polymorphism ✅

● D. Temperature ✅

● E. Concentration difference across boundary layer ✅

 

 

15. True or False: Tablet Binders

● A. Starch ✅

● B. Mannitol ❌

● C. Polyvinyl pyrrolidone ✅

● D. Calcium carbonate ❌

● E. Liquid paraffin ❌

16. Physicochemical Factors Affecting Nasal Absorption

● A. Solubility ✅

● B. Specific gravity ✅

● C. Particle size ✅

● D. Ionisation ✅

● E. Aroma ❌

17. True or False: Drug–Packaging Interactions

● A. Insulin in glass container ❌

● B. Phenol in low-density polymer ❌

● C. Alkaline citrate in Pyrex glass ❌

● D. Thyroxine in amber glass ✅

● E. Benzhexol in glass container ❌

18. NMRA Responsibilities

● A. Registration ✅

● B. Licensing ✅

● C. Manufacture ✅

● D. Importation ✅

● E. Transportation ❌

19. Drugs Susceptible to Oxidation

● A. Steroid tablets ❌

● B. Polyunsaturated fatty acids ✅

● C. Phenothiazine ✅

● D. Ascorbic acid tablets ✅

● E. Vitamin A preparations ✅

 

 

 

20. True or False: Alkaloids

● A. Composed of glycones and aglycones ❌

● B. Vincristine is an alkaloid ✅

● C. Contain heterocyclic sulfur ❌

● D. Galactose is part of alkaloid structure ❌

● E. They are primary metabolites ❌

21. True or False: Reproductive Physiology

● A. Distal ends of Fallopian tubes are open to abdominal cavity ✅

● B. Sperm count in 1 mL of semen is about 3 million ❌

● C. Ovulation occurs between day 2–9 of cycle ❌

● D. Prostate gland stores excess spermatozoa ❌

● E. Mithuri tablet contains estradiol and norethisterone ✅

22. True or False: Amoxicillin

● A. Low bioavailability with meals ✅

● B. Combined with clavulanic acid to destroy β-lactamase ✅

● C. Suitable for patients with IgE-mediated penicillin allergy ❌

● D. Reconstituted suspension stable for 2 weeks ❌

● E. Effective for viral pharyngitis ❌

     23. True or False: Antibiotics

● A. Doxycycline contraindicated in children <12 years ✅

● B. Erythromycin is safe in penicillin allergy ✅

● C. Clarithromycin effective against Mycoplasma pneumoniae ✅

● D. Azithromycin has shorter half-life than clarithromycin ❌

● E. Gentamicin may cause deafness ✅

24. True or False: Tuberculosis Treatment

● A. Isoniazid kills metabolically active bacilli ✅

● B. Pyrazinamide causes optic neuritis ❌

● C. Isoniazid and rifampicin given for 6 months ✅

● D. Ethambutol contraindicated in children <6 years ❌

● E. Rifampicin causes harmless reddish urine ✅

 

 

 

25. True or False: Scabies Treatment

● A. Permethrin is effective ✅

● B. Only affected family members need treatment ❌

● C. Benzyl benzoate not for children <2 years ✅

● D. Crotamiton helps with post-treatment itch ✅

● E. Permethrin should be applied only to burrows ❌

26. Antimicrobials and Adverse Effects

● A. Nalidixic acid – bulging fontanelle in infants ✅

● B. Sildenafil – optic neuropathy ❌

● C. Doxycycline – oesophageal ulceration ✅

● D. Ciprofloxacin – tendon damage ✅

● E. Clindamycin – antibiotic-associated colitis ✅

27. Antimicrobials to Avoid in Pregnancy

● A. Cephalosporins ❌

● B. Penicillins ❌

● C. Quinolones ✅

● D. Tetracyclines ✅

● E. Macrolides ❌

     28. High Oral Bioavailability

● A. Azithromycin ✅

● B. Ciprofloxacin ✅

● C. Erythromycin ❌

● D. Amoxicillin ✅

● E. Gentamicin ❌

29. Dispensing Advice

● A. Doxycycline – take upright with full glass of water ✅

● B. Clarithromycin – take every 24 hours ❌

● C. Ethambutol – report vision changes ✅

● D. Artemether–Lumefantrine – take with milk ✅

● E. Primaquine – tea-colored urine is harmless ❌

 

 

 

30. Pinworm (Enterobius) Treatment

● A. Mebendazole 100 mg single dose for all household ❌

● B. Mebendazole 100 mg BID for 3 days ✅

● C. Wash bedding, towels, clothes in hot water ✅

● D. Keep child home from school for 2 weeks ❌

● E. Scrub fingernails in morning ✅

31. Anaphylaxis Management in a 14-Year-Old Girl

● A. IM adrenaline 1:1000, 0.5 mL to mid-anterolateral thigh ✅

● B. IM hydrocortisone ❌

● C. IV adrenaline within 15 minutes ❌

● D. Supine position with legs elevated ✅

● E. Walking to vehicle for hospital transport ❌

32. Medicines That May Cause Warfarin Toxicity (via CYP450)

● A. Rifampicin ✅

● B. Carbamazepine ✅

● C. Cefuroxime ❌

● D. Erythromycin ✅

● E. Ciprofloxacin ✅

33. Approved Indications for Beta-Blockers

● A. Open-angle glaucoma ✅

● B. Tremor and tachycardia in thyrotoxicosis ✅

● C. Heart block ❌

● D. Acute heart failure ❌

● E. Stable angina ✅

34. Medicines That Reduce Mortality in Heart Failure

● A. Digoxin ❌

● B. Furosemide ❌

● C. Enalapril ✅

● D. Spironolactone ✅

● E. Carvedilol ✅

 

 

 

35. Medicines and Recognized Adverse Effects

● A. ACE inhibitors – first dose hypotension ✅

● B. Spironolactone – hypokalaemia ❌

● C. Nifedipine – constipation ✅

● D. Glyceryl trinitrate – throbbing headache ✅

● E. Prazosin – postural hypotension ✅

36. Oral Antidiabetic Drugs

● A. Metformin stimulates insulin secretion ❌

● B. Sulphonylureas preferable for obese type 2 diabetics ❌

● C. Biphasic insulins = soluble + isophane ✅

● D. Acarbose inhibits alpha-glucosidase ✅

● E. Gliptins inhibit DPP-4 ✅

37. Antiemetics and Indications

● A. Ondansetron – chemotherapy-induced vomiting ✅

● B. Metoclopramide – migraine-induced vomiting ✅

● C. Hyoscine hydrobromide – motion sickness ✅

● D. Domperidone – vomiting in children ✅

● E. Promethazine – opioid-induced nausea ❌

     38. Drugs Used in Bronchial Asthma

● A. Short-acting β2 agonists – acute asthma ✅

● B. Inhaled steroids – reduce airway inflammation ✅

● C. Antihistamines – bronchodilator properties ✅

● D. Salmeterol – long-acting β2 agonist ✅

● E. Ipratropium bromide – leukotriene receptor antagonist ❌

39. Inhaler Devices in Asthma

● A. MDI delivers ~80% of dose to airways ❌

● B. Spacer reduces oropharyngeal steroid deposition ✅

● C. Dry powder inhalers for children <5 years ❌

● D. Spacers cleaned weekly with dry cloth ❌

● E. Nebulizers convert salbutamol to aerosol ✅

 

 

 

40. Medicines That Increase Risk of Congenital Malformations

● A. Lithium ✅

● B. Sodium valproate ✅

● C. Inhaled steroids ❌

● D. Thalidomide ✅

● E. Cefotaxime ❌

 41. Paracetamol vs. Aspirin

● A. Paracetamol lacks antiplatelet properties ✅

● B. Paracetamol lacks potent anti-inflammatory action ✅

● C. Paracetamol is safe as antipyretic in dengue ✅

● D. Paracetamol does not cause gastric ulceration ✅

● E. Paracetamol has no analgesic action ❌

42. Factors That Increase Heart Rate

● A. Fever ✅

● B. Digitalis ❌

● C. Beta-receptor stimulators ✅

● D. Calcium channel blockers ❌

● E. Atropine ✅

     43. Hormones and Their Functions

● A. Prolactin – milk synthesis ✅

● B. Oxytocin – uterine contraction ✅

● C. Vasopressin – increases urine production ❌

● D. Aldosterone – decreases sodium reabsorption ❌

● E. Renin – decreases blood pressure ❌

44. Plasma Glucose Elevation

● A. Methotrexate ❌

● B. Dexamethasone ✅

● C. Glucagon ✅

● D. Sympathetic stimulation ✅

● E. Exercise ❌

 

 

 

45. Muscles and Their Actions

● A. Biceps – flexes elbow ✅

● B. Lateral rectus – elevates eyeball ❌

● C. Psoas major – flexes hip ✅

● D. Sternomastoids – flex neck ✅

● E. Masseters – open mouth ❌

46. Valves Between Atria and Ventricles

● A. Aortic valve ❌

● B. Pulmonary valve ❌

● C. Tricuspid valve ✅

● D. Bicuspid (mitral) valve ✅

● E. All the above ❌

47. True or False: Nutrition & Absorption

● A. Iron better absorbed from green vegetables ❌

● B. Green vegetables rich in B12 ❌

● C. Stomach secretes intrinsic factor ✅

● D. B12 absorbed in stomach and duodenum ✅

● E. B12 is water-soluble ✅

     48. Diuretics That Lower Plasma Potassium

● A. Furosemide ✅

● B. Spironolactone ❌

● C. Hydrochlorothiazide ✅

● D. Amiloride ❌

● E. Indapamide ✅

49. Potassium-Containing IV Fluids

● A. Normal saline ❌

● B. Dextrose 5% ❌

● C. Hartmann’s solution ✅

● D. Darrow’s solution ✅

● E. Ringer’s solution ✅

 

 

 

50. True or False: Normal Physiology

● A. Daily urine volume ~2.5 L ✅

● B. Urine color due to bilirubin ❌

● C. Tidal volume at rest ~200 mL ❌

● D. Albumin produced only by liver ✅

● E. Erythropoietin produced only by kidney ✅

Asthma Drugs – True or False?

Statement

True/False

Explanation

Salbutamol has side effects related to the heart

✅ True

It can cause palpitations, tachycardia due to β1 receptor stimulation (less selective at higher doses).

Salbutamol is recommended for management of acute asthma

✅ True

It is a first-line short-acting β2 agonist for acute bronchospasm.

Terbutaline is an anticholinergic drug

❌ False

It is a β2-agonist like salbutamol, not anticholinergic.

Ipratropium has sympathomimetic effects

❌ False

It's an anticholinergic bronchodilator, not sympathomimetic.

Beclomethasone has potent bronchodilator properties

❌ False

It’s an inhaled corticosteroid with anti-inflammatory, not bronchodilatory, action.

 

 

�� GI Drug Facts – True or False?

Statement

True/False

Explanation

Long term ranitidine therapy is effective in preventing recurrence of peptic ulcers

❌ False

Ranitidine has reduced efficacy compared to PPIs and was withdrawn in many countries due to safety concerns.

Omeprazole is effective in preventing NSAID-associated peptic ulcers

✅ True

It's a proton pump inhibitor (PPI) that suppresses acid production effectively.

Omeprazole has acid neutralizing properties

❌ False

It inhibits acid secretion rather than neutralizing existing acid.

Antacids have a narrow therapeutic index

❌ False

Antacids generally have a wide therapeutic index and are relatively safe.

Bisacodyl is a bulk laxative

❌ False

It’s a stimulant laxative, not a bulk-forming agent.

 

 

 

 

�� Antibiotics – True or False?

Statement

True/False

Explanation

Amoxicillin is not recommended for patients giving a history of penicillin allergy

✅ True

It is a penicillin derivative and can trigger allergic reactions.

Cephalosporins act by inhibiting protein synthesis in microbes

❌ False

They inhibit cell wall synthesis, not protein synthesis.

Cefalexin is contraindicated during pregnancy

❌ False

It’s generally safe in pregnancy (Category B).

Clarithromycin causes less GI side effects than erythromycin

✅ True

Better tolerated due to improved pharmacokinetics.

Azithromycin belongs to the aminoglycoside family

❌ False

It’s a macrolide, not an aminoglycoside.

 

 

 

 

 

 

�� Antifungals & Antivirals – True or False?

Statement

True/False

Explanation

Candida infection responds to nystatin

✅ True

Nystatin is effective for mucocutaneous candidiasis.

Topical miconazole is effective against tinea versicolor (aluhan / alahu themal)

✅ True

Miconazole is active against dermatophytes and yeasts like Malassezia.

Terbinafine has efficacy against ringworm

✅ True

It inhibits squalene epoxidase → effective for dermatophyte infections.

Acyclovir is available for topical use against herpes zoster infection

✅ True

Topical forms exist, though systemic treatment is preferred.

Antiviral drugs are contraindicated during pregnancy

❌ False

Some antivirals (e.g., acyclovir) can be used if needed; benefits outweigh risks.

 

 

 

 

 

 

�� Diabetes Therapy – True or False?

Statement

True/False

Explanation

Metformin is known to commonly cause hypoglycemia

❌ False

It rarely causes hypoglycemia unless combined with sulfonylureas or insulin.

Glibenclamide has a long half-life compared to tolbutamide

✅ True

Glibenclamide’s longer half-life increases hypoglycemia risk.

Hypoglycemia is a known side effect of glibenclamide

✅ True

It stimulates insulin secretion → can cause prolonged hypoglycemia.

Most insulin now available in the market are highly purified insulins

✅ True

Modern insulins are recombinant human or analog insulins — highly purified.

Most insulin now available in the market are of animal origin

❌ False

Animal-sourced insulin is now rarely used; human insulin dominates the market.

 

 

 

 

 

 

�� Antibiotics Continued – True or False?

Statement

True/False

Explanation

Metronidazole is a drug with a lot of gastrointestinal side effects

✅ True

Nausea, metallic taste, and diarrhea are common.

Ciprofloxacin has efficacy against salmonella

✅ True

Effective, especially for typhoid fever and invasive Salmonella infections.

Ofloxacin is not recommended for the management of UTIs during pregnancy

✅ True

Fluoroquinolones are generally avoided due to potential cartilage toxicity.

Co-trimoxazole is safe for use in patients with a history of allergy to sulfa drugs

❌ False

It's contraindicated; it contains sulfamethoxazole.

Nitrofurantoin is not recommended for children below 3 months

✅ True

Risk of hemolytic anemia due to immature enzyme systems.

 

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2018 external pharmac exam paper with answers

Ceylon Medical College Council Pharmacists' Examination (External) - November 2018 MCQ Paper : �� Exam Overview ●  Date : 17.11.2018 ● ...