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Which statement is not correct about levodopa?

Pharmacy Pharmacology D. Pharma B. Pharma

Q. 14 of Quiz-66 (Que-ID : 101)

Which statement is not correct about levodopa?

  • In perkinsonism, phenothiazines reduce its efficacy
  • It is a prodrug
  • Pyridoxine reduces effect of levodopa in parkinsonism.
  • Domperidone blocks levodopa induced emesis and its therapeutic potential

Ans → (d)Domperidone blocks levodopa induced emesis and its therapeutic potential

Explanation →

This question is taken from this post → Online Practice Test for Pharmacy exams, previous Year questions - attemp/practice


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Q. 1 of Quiz-66 (Que-ID : 88)

Opthalmic solutions are not evaluated for:

  • Sterility test
  • Active ingredient
  • Clarity test
  • Pyrogen test

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Q. 2 of Quiz-66 (Que-ID : 89)

Which among the given is not suitable for controlled release dosase form

  • Diclofenace
  • Nicotine
  • Carbamazepine
  • Fentanyl

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Q. 3 of Quiz-66 (Que-ID : 90)

Kries test is related to

  • Skin sensitivity studies
  • Identification test of resin
  • Rancidity index
  • Identification test of aloin

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Q. 4 of Quiz-66 (Que-ID : 91)

Isoniazid causes hapatotoxicity due to

  • Its metabolite acetylhydrazine
  • Accumulation of isoniazid in hepatic cells
  • Its metabolite acetylisoniazid
  • Deficience of pyrifoxine caused by prolonged isoniazid theory

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Q. 6 of Quiz-66 (Que-ID : 93)

Metabolite of chlordiazepoxide is

  • Nordiazepam
  • Oxazepam
  • Demoxipam
  • All of these

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Q. 7 of Quiz-66 (Que-ID : 94)

Lemon Grass oil is obtained by steam distilation of the

  • Fresh leaves of Eucalyptus globulus
  • Fresh flowering tops of the menths piperata
  • Leaves of aerial parts of the cymopogon citratus
  • Pericarp of the ripe or nearly ripe fruits of citrus limonis

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Q. 8 of Quiz-66 (Que-ID : 95)

Azaspirodecandione agents are primarily used in the treatment of

  • Obsessive-compulsive disorders
  • Schizophrenia
  • Anxiety
  • Mania

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Q. 9 of Quiz-66 (Que-ID : 96)

Praracetamol is a derivative of:

  • p-amino phenol
  • Aryl acetic acid
  • Aryl propionic acid
  • Anthranilic acid

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Q. 10 of Quiz-66 (Que-ID : 97)

Efficiency of ball mill depends on

  • Rotational speed
  • Density of balls
  • Volume occupied by the balls
  • All of these

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Q. 11 of Quiz-66 (Que-ID : 98)

Which of the following properties of a drug is affected by micronisation

  • Flow properties
  • Chemical stability
  • Therapeutic effectiveness
  • All of these

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Q. 12 of Quiz-66 (Que-ID : 99)

The phosphate antiviral agent is

  • Ribavirin
  • Didanosine
  • Ganciclovir
  • Foscarnet

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Q. 14 of Quiz-66 (Que-ID : 101)

Which statement is not correct about levodopa?

  • In perkinsonism, phenothiazines reduce its efficacy
  • It is a prodrug
  • Pyridoxine reduces effect of levodopa in parkinsonism.
  • Domperidone blocks levodopa induced emesis and its therapeutic potential

Discuss View Answer

Q. 15 of Quiz-66 (Que-ID : 102)

Most widely used film former in nail lacquer is

  • Ethyle cellulose
  • cellulose acetate
  • cellulose nitrate
  • cellulose acetobutyrate

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Q. 16 of Quiz-66 (Que-ID : 103)

Which of the following metabolite of cyclophosphamide is responsible for its anti-tumor actitivity?

  • Phosphoramide mustard
  • Acrolein
  • Aldophosphamide
  • 4-hydroxy cyclophosphamide

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Q. 17 of Quiz-66 (Que-ID : 104)

The pH of tears is about

  • 6.0
  • 8.0
  • 7.4
  • 9.0

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Q. 18 of Quiz-66 (Que-ID : 105)

Food poisoning is caused by :

  • Clostridium tetani
  • Clostridium welchi
  • Clostridium botulinium
  • Clostridium septicum

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Q. 19 of Quiz-66 (Que-ID : 106)

Which animal is used for studying insulin preparations?

  • Horse
  • Pigeon
  • Rabbit
  • Chicken

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Q. 20 of Quiz-66 (Que-ID : 107)

Geiger muller counter is used in :

  • UV specroscopy
  • Ionisation methods
  • IR spectroscopy
  • NMR spectroscopy

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Q. 21 of Quiz-66 (Que-ID : 108)

Antipsychotic drug-induced parkinsonism is treated by

  • Trihexyphenidyl
  • Levodopa
  • Selegiline
  • Amantadine

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Q. 22 of Quiz-66 (Que-ID : 109)

As per drug and cosmetic act 1940 phenobarbitone sodium belongs to

  • Schedule L
  • Shedule X
  • Shedule R
  • Shedule O

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Q. 23 of Quiz-66 (Que-ID : 110)

Menthol is the main constituent of the volatile oil of

  • Pinus leaf
  • Peppermint leaf
  • Clove buds
  • Rose marry

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Q. 24 of Quiz-66 (Que-ID : 111)

The nitrogen in ephedrine is present as a

  • Primary amine
  • Secondary amines
  • Tertiary amines
  • Quarternary amines

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Q. 25 of Quiz-66 (Que-ID : 112)

Hardness of water is expressed in

  • mL
  • Dynes
  • ppm
  • Mhos

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Q. 26 of Quiz-66 (Que-ID : 113)

Sterilisation of packed food such as milk and meat products can be done by

  • Gas
  • Moist heat
  • Radiation
  • Dry heat

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Q. 27 of Quiz-66 (Que-ID : 114)

Chlorophyll test is positive in

  • Male fern
  • Clove
  • Rhubarb
  • Pale catechu

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Q. 28 of Quiz-66 (Que-ID : 115)

Removal of para-nitro group of chloramphenicol may

  • Increases the toxicity
  • Decreases bitterness
  • Decreses potency
  • Increases water solubility

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Q. 30 of Quiz-66 (Que-ID : 117)

Which one of the following is the initial step in the absorption of the drug from a tablet

  • Deaggregation
  • Diffusion
  • Disintegration
  • Dissolutuin

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Q. 31 of Quiz-66 (Que-ID : 118)

Fenbufen is used in

  • TB
  • Plague
  • Dengu
  • Inflammation

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Q. 32 of Quiz-66 (Que-ID : 119)

The female insect Coccus cacti is the source of

  • Honey
  • Canthrites
  • Shellac
  • Colchicine

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Q. 33 of Quiz-66 (Que-ID : 120)

Tragacanth in water is associated with

  • Plastic flow
  • Pseudoplatic flow
  • Dialatant flow
  • None of these

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Q. 34 of Quiz-66 (Que-ID : 121)

Antioxidants are added in lipstics to

  • Impart pleasant ordour
  • Staining of lips
  • Dissolving insoluble Pigments and dyes
  • Prevent rancidity

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Q. 35 of Quiz-66 (Que-ID : 122)

Borntrager test is used to identification of

  • Senna
  • Squill
  • Cinchona
  • Digitalis

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Q. 36 of Quiz-66 (Que-ID : 123)

Plasma protiens act as

  • Reserve protiens
  • Immunoglobulins
  • Buffers
  • All of these

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Q. 38 of Quiz-66 (Que-ID : 125)

An example of protien denaturation is

  • Dissolving sugar in water
  • Metabolism of meat
  • Heating milk
  • Heating egg

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Q. 39 of Quiz-66 (Que-ID : 126)

An enzyme catalysed the conversion of alddose sugar to ketose sugar would be classified as

  • Isomerases
  • Transferases
  • Hydrolysases
  • Oxydoreductases

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Q. 40 of Quiz-66 (Que-ID : 127)

The constituent of essential oil is

  • Polyterpenoid
  • Tetraterpenoid
  • mono and sesquiterpenoid
  • Triterpenoid

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Q. 41 of Quiz-66 (Que-ID : 128)

Which of the given combination has an intraction, beneficial for routine clinical use?

  • Hydralazine and atenolol
  • Metochlopramide and levodopa
  • Quinidine and digoxine
  • Furosemide and lithium carbonate

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Q. 42 of Quiz-66 (Que-ID : 129)

Hyperuricemia is associated with the the abnormal metabolism of

  • Purine
  • Thiamine
  • Riboflavin
  • Pyrimidine

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Q. 43 of Quiz-66 (Que-ID : 130)

Active immunity is induced by

  • Placental transfer of antibodies
  • Infection
  • Injection of gamma-globulins
  • Injection of antibodies

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Q. 44 of Quiz-66 (Que-ID : 131)

HIV infection can be clinical controlled with

  • Ribavirin
  • Ganciclovir
  • Stavudine
  • Acyclovir

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Q. 45 of Quiz-66 (Que-ID : 132)

An anti-arrythmic drug that is also used to control seizures is

  • Lidocain
  • Disipyramide
  • Phenytoin
  • Amiodarone

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Q. 46 of Quiz-66 (Que-ID : 133)

Drug of choice for thyroid storm is

  • Carbimazole
  • Radioactive iodine
  • Propyl thiouracil
  • Centimizone

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Q. 47 of Quiz-66 (Que-ID : 134)

The cellular organells called 'suiside bags' are

  • Lysosomes
  • Nucleolus
  • Ribosomes
  • Golgi's bodies

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Q. 48 of Quiz-66 (Que-ID : 135)

The drug included in 'dope test' for athletes is

  • Propranolol
  • Prazocine
  • Dexamphetamine
  • Diazepam

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Q. 49 of Quiz-66 (Que-ID : 136)

Fifth edition of I.P. was published in the year

  • 1985
  • 1996
  • 2007
  • 2015

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Q. 6 of Quiz- (Que-ID : 1386)

Which one of these is called a Indian tobacco?

  • Lobelia
  • Nicotina
  • Cocca leaves
  • none of the above

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Q. 9 of Quiz- (Que-ID : 3909)

Out of these amino acid which one is not essential amino acid?

  • Proline
  • Tryptophan
  • Tyrosine
  • Histidine

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Q. 3 of Quiz- (Que-ID : 1681)

Acid-base theory was given by-

  • Lewis
  • Hamilton
  • John
  • Raman

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Q. 4 of Quiz- (Que-ID : 1264)

Normal range of blood cholesterol in healthy young adult is-

  • 50-90mg/100ml
  • 250-340mg/100ml
  • 100-240mg/100ml
  • 350-500mg/100ml

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Q. 7 of Quiz- (Que-ID : 650)

Cholestyramine is useful in the treatment of -

  • Arrhythmia
  • Hypertension
  • Hyper lipoproteinemia
  • Angina pectoris

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Q. 22 of Quiz- (Que-ID : 524)

Vaccine, Sera, Insulin, Chloramphenicol is included in shedule?

  • Shedule C
  • Shedule C1
  • Shedule E
  • Shedule L

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Q. 24 of Quiz- (Que-ID : 3874)

In example of enzyme in lyase class

  • Lipase
  • Hexokinase
  • Aldolase
  • Urease

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Q. 24 of Quiz- (Que-ID : 3874)

In example of enzyme in lyase class

  • Lipase
  • Hexokinase
  • Aldolase
  • Urease

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Q. 49 of Quiz- (Que-ID : 136)

Fifth edition of I.P. was published in the year

  • 1985
  • 1996
  • 2007
  • 2015

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Q. 15 of Quiz- (Que-ID : 102)

Most widely used film former in nail lacquer is

  • Ethyle cellulose
  • cellulose acetate
  • cellulose nitrate
  • cellulose acetobutyrate

Discuss View Answer

Q. 22 of Quiz- (Que-ID : 1088)

Which one if these antibiotics is effective in the treatment of intestinal amoebiasis?

  • Streptomycin
  • Paromomycin
  • Ampicillin
  • Chloramphenicol

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Q. 5 of Quiz- (Que-ID : 1489)

Bioavailability differences among oral formulations of a drug are most likely to occur if the drug

  • Undergoes little first-pass metabolism
  • Is incompletely absorbed
  • Is freely water soluble
  • Is completely absorbed

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Q. 20 of Quiz- (Que-ID : 1054)

Lungs are covered by 

  • Pericardium
  • Pleura
  • Sclera
  • Myocardium

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Q. 14 of Quiz- (Que-ID : 490)

Tetany is related to

  • Hypoparathyroidism
  • Hypocalcemia
  • Both (a) and (b)
  • None of above

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Q. 3 of Quiz- (Que-ID : 1066)

Mogadone, hypnotic drug is brand name of -

  • Lorazepam
  • Nitrazepam
  • Methaqualone
  • None of the above

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Q. 10 of Quiz- (Que-ID : 1133)

Which thickening agent is inorganic in nature?

  • Acacia
  • Compound tragacanth powder
  • Bentonite
  • None of the above

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Directions : For each question, choose a correct option from given four options (A, B, C and D)

Q. 11 of Quiz- (Que-ID : 1225)

Patient with fracture in femure bone is preferably reffered to-

  • Paediatric hospital
  • Maternity hospital
  • Orthopaedic hospital
  • General hospital

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Q. 4 of Quiz- (Que-ID : 1498)

The choline ester resistant to both true and pseudo- cholinesterase is

  • Bethanechol
  • Butyrylcholine
  • Methacholine
  • Benzoylcholine

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Q. 11 of Quiz- (Que-ID : 487)

Glucose reabsorption takes place mainly in:

  • Distal convulated tubules
  • Collecting duct
  • Proximal convulated tubule
  • Loop of henley

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Q. 7 of Quiz- (Que-ID : 431)

Which of the river Originates in Tibetan plateau, Enters India in J&K ?

  • Ganga
  • Bramaputra
  • Indus
  • Yamuna

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Q. 1 of Quiz- (Que-ID : 1124)

Which part of prescription contains information regarding the type and quality of dosage form?

  • Subscription
  • Inscription
  • Superscription
  • Signature

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Q. 25 of Quiz- (Que-ID : 3875)

Functional unit of enzyme is known as

  • Holoenzyme
  • Gene
  • Cell
  • Apoenzyme

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Q. 17 of Quiz- (Que-ID : 104)

The pH of tears is about

  • 6.0
  • 8.0
  • 7.4
  • 9.0

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Q. 8 of Quiz- (Que-ID : 510)

Spurious' drugs means:

  • Imitations
  • Substitutes
  • Resembled drugs
  • All of the above

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Q. 14 of Quiz- (Que-ID : 1197)

Drug samples worth Rs. 5,000 were distributed to physicians. The amount should be debited to -

  • Sales account
  • Samples account
  • Advertisement account
  • None of the above

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Q. 9 of Quiz- (Que-ID : 1033)

The efficiency of a ball mill is maximum at

  • Low speed
  • 2/3rd of speed
  • High speed
  • Very high speed

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Q. 12 of Quiz- (Que-ID : 655)

The sulphonamides are :

  • Bactericidal in nature
  • Bacteriostatic in nature
  • Bactericidal only at high dose
  • None of the above

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Q. 19 of Quiz- (Que-ID : 106)

Which animal is used for studying insulin preparations?

  • Horse
  • Pigeon
  • Rabbit
  • Chicken

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Directions :

Q. 11 of Quiz- (Que-ID : 561)

The air becomes heated by-

  • Conduction
  • Convection
  • Radiation
  • Expansion

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Q. 18 of Quiz- (Que-ID : 661)

Eserine acts by -

  • Receptor mechanism
  • Acting on cell membrane
  • Drug-enzyme interactions
  • None of the above

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Q. 7 of Quiz- (Que-ID : 1836)

The reserve food material of a plant is-

  • Cellulose
  • Starch
  • Glucose
  • Pectine

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Q. 5 of Quiz- (Que-ID : 15)

The main use of eserine is in :

  • Urinary retention
  • Myasthenia gravis
  • Glaucoma
  • All of these

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Q. 46 of Quiz- (Que-ID : 133)

Drug of choice for thyroid storm is

  • Carbimazole
  • Radioactive iodine
  • Propyl thiouracil
  • Centimizone

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Q. 4 of Quiz- (Que-ID : 1511)

Select the ultrashort acting cardioselective β adre- nergic blocker

  • Carbinol
  • Ethanol
  • Esmolol
  • Propalol

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Q. 6 of Quiz- (Que-ID : 1456)

In which of the following forms of business organization, registration is compulsory…

  • Partnership firm
  • Sole proprietorship
  • Joint-stock company
  • All of them

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Q. 15 of Quiz- (Que-ID : 658)

Pyridoxine is administered with isoniazid to minimise the:

  • Hepatotoxicity
  • Neurotoxicity
  • Nephrotoxicity
  • Allergic reaction

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Q. 55 of Quiz- (Que-ID : 232)

Prazosin act as antihypertensive drug by:

  • Blocking α-receptors
  • Blocking β-receptors
  • Blocking ganglions
  • Depleting catecholamine

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Q. 25 of Quiz- (Que-ID : 1118)

Two polypeptide chain in insulin is linked together by -

  • Hydrogen bond
  • Disulphide bond
  • Covalent bond
  • None of the above

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Q. 20 of Quiz- (Que-ID : 1113)

The chemical name 1,1-oxybisethane belongs to -

  • Dimethyl ether
  • Diethyl ether
  • Methyl ethyl ether
  • Cyclopropyl ether

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Q. 6 of Quiz- (Que-ID : 623)

Life period of whole human blood is

  • 21 days
  • 21 months
  • 2 days
  • 30 days

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Q. 9 of Quiz- (Que-ID : 1043)

Turner syndrome caused by -

  • Presence of only one X chromosome
  • Presence of only Y chromosome
  • Presence of XXY chromosome
  • None of the above

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Q. 2 of Quiz- (Que-ID : 675)

Ampoules generally contain

  • Single dose parentral product
  • multiple dose parental product
  • Two or three doses
  • none of these

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Q. 14 of Quiz- (Que-ID : 3864)

which compound is used as reference carbohydrate for rotation determination

  • Glyceraldehyde
  • Glucose
  • Fructose
  • Maltose

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