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Pharmacology Quiz: Diuretics, Toxicity, and Muscarinic Antagonists

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Pharmacology Quiz: Diuretics, Toxicity, and Muscarinic Antagonists

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Questions and Answers

Which of the following is a common adverse effect associated with a concentration of 15 mg/L of the drug mentioned?

Urinary retention

Decreased bronchodilation

Anorexia (correct)

Tachycardia

What is the primary effect of muscarinic antagonists in the airways?

Bronchoconstriction

Increased mucus production

Decreased secretion of mucus (correct)

Contraction of airway smooth muscle

Why is Ipratropium bromide safely used for bronchial asthma in relation to its absorption?

It is poorly absorbed into the systemic circulation (correct)

It readily enters the CNS like atropine

It causes seizures at lower concentrations

It intensifies acute asthma exacerbations

What is a common side effect associated with the use of Ipratropium bromide?

Tachycardia Signup and view all the answers

What is the preferred therapy for allergic rhinitis?

Intranasal corticosteroids Signup and view all the answers

What is the main cause of Perennial Allergic Rhinitis (PAR)?

Indoor allergens like pet dander and mold spores Signup and view all the answers

Which medication is effective in managing runny nose, congestion, and postnasal drip?

Leukotriene receptor antagonists Signup and view all the answers

What is the potential downside of long-term use of decongestants?

Rebound congestion Signup and view all the answers

What is the primary mode of action of corticosteroids?

Reducing the synthesis and release of inflammatory mediators Signup and view all the answers

Which of the following is NOT an adverse effect of systemic administration of corticosteroids?

Oral candidiasis Signup and view all the answers

What is the most effective route for long-term control using corticosteroids?

Inhalational administration Signup and view all the answers

Which class of drugs are mediators released from mast cells upon contact with allergens?

Leukotriene inhibitors Signup and view all the answers