First-Line Antitubercular Drugs
- Previous year questions on First-Line Antitubercular Drugs for NEET PG (National Eligibility cum Entrance Test - Postgraduate), from the Pharmacology section of the exam.
- Most questions here come from previous-year papers of Indian postgraduate medical entrance and licensing exams; where a paper and year are recorded the question carries them. The image-based questions are original vignettes written around an openly licensed figure, and were never asked in any exam.
- 43 live questions in First-Line Antitubercular Drugs.
- 4 of 43 questions carry a verified exam year: 2017, 2018.
- Pharmacology is worth about 20 of 300 questions on the exam. See every subject’s weightage.
- Question set last updated 6 Sept 2026.
Q1.Which of the following drug needs no dose modification in TB with CRF?
- AEthambutol
- BRifampicin✓ Correct answer
- CINH
- DPyrazinamide
Q2.Maximum sterilizing effect is shown with which of the following anti TB drug?
- ARifampicin
- BStreptomycin
- CINH
- DPyrazinamide✓ Correct answer
Q3.Which first line antitubercular drug can result in adverse effects of Eye?
- AEthambutol✓ Correct answer
- BPyrazinamide
- CRifampicin
- DIsoniazid
Q4.Vitamin def encountered with isoniazid is
- AVit A
- BVit B9
- CVit BB6✓ Correct answer
- DVit B12
Q5.Most important drug for persisters of TB
- ARifampicin✓ Correct answer
- BPyrazinamide
- CINH
- DEthambutol
Q6.Flu like symptoms is side effect of which anti TB drug ?
- AINH
- BRifampicin✓ Correct answer
- CPyrazinamide
- DStreptomycin
Q7.Which of the following anti-tubercular drug can cause ophthalmological toxicity?
- AIsoniazid
- BRifampicin
- CEthambutol✓ Correct answer
- DPyrazinamide
Q8.A patient on anti-tubercular drug therapy developed tingling sensation on lower limb. Which of the following drug should be used for the treatment?
- AThiamine
- BFolic acid
- CPyridoxine✓ Correct answer
- DVitamin B-12
Q9.Drug causing toxic optic neuropathy is:
- APyrazinamide
- BChloroquine
- CEthambutol✓ Correct answer
- DTetracycile
Q10.A patient on Anti - tubercular therapy develops tingling sensation in the limbs. Which of the following when substituted can result in improvement of symptoms?
- AThiamine
- BPyridoxine✓ Correct answer
- CFolic acid
- DMethylcobalamine
Answer key
Q1: B. Rifampicin; Q2: D. Pyrazinamide; Q3: A. Ethambutol; Q4: C. Vit BB6; Q5: A. Rifampicin; Q6: B. Rifampicin; Q7: C. Ethambutol; Q8: C. Pyridoxine; Q9: C. Ethambutol; Q10: B. Pyridoxine.
Other topics in Pharmacology
- Pharmacokinetics
- Pharmacodynamics
- Adverse Drug Reactions and Pharmacovigilance
- Clinical Trials and Drug Development
- Pharmacokinetics: Applied Calculations
- ANS Overview and Cholinergic Agonists
- Sympathomimetics
- Parasympatholytics
- Sympatholytics
- Antiglaucoma Agents
- Antianginal Agents
- Drugs for Cardiac Failure
- Antihypertensives
- Diuretics
- Antiarrhythmic Agents
- Lipid-Lowering Agents
- Drugs Acting on the RAAS
- Antidiuretic Agents
- Sedative-Hypnotics
- Antiepileptics: Sodium Channel and GABAergic Agents
- Antiepileptics: Newer and Broad-Spectrum Agents
- Antipsychotic Agents
- Drugs for Mania and Mood Stabilization
- Antiparkinsonian Drugs
- Antidepressants and Anxiolytics
- Opioids: Classification and Actions
- Semisynthetic and Synthetic Opioid Analgesics
- Opioid Receptor Antagonists
- Ethanol and Other Alcohols
- Drugs for Alzheimer's and Neurodegenerative Disease
- Principles of Antimicrobial Use and Resistance
- Antimalarials
- Folate Antagonists, Quinolones and Urinary Antiseptics
- Drugs Targeting the 30S Ribosomal Subunit
- Drugs Targeting the 50S Ribosomal Subunit
- Antiretroviral Therapy for HIV
- Penicillins
- Cephalosporins, Carbapenems and Glycopeptides
- Other Antibacterial Agents
- Antiprotozoals and Anthelmintics
- Antifungals
- Second-Line and MDR-TB Regimens
- Antileprotic Drugs
- Antivirals: Non-Retroviral Agents
- Hypothalamic and Pituitary Hormones
- Thyroid Hormones and Antithyroid Drugs
- Corticosteroids
- Drugs for Osteoporosis and Calcium Disorders
- Antidiabetics: Oral Agents
- Antidiabetics: Insulins and Injectables
- Estrogens, Progestins and OCPs
- Androgens and Erectile Dysfunction Therapy
- Uterine Stimulants and Relaxants
- NSAIDs
- Drugs for Migraine and Gout
- DMARDs for Rheumatoid Arthritis
- Immunosuppressants and Immunomodulators
- Antihistamines
- Antiplatelet, Fibrinolytic and Antifibrinolytic Agents
- Hematinics
- Anticoagulants
- Drugs for Asthma and COPD
- Drugs for Peptic Ulcer and IBD
- Antiemetics, Prokinetics and Laxatives
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- Monoclonal Antibody Therapeutics
- Cytokines, Growth Factors and Targeted Agents