Pharmaceutical Solutions

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What is the main advantage of pharmaceutical solutions in terms of dosing?

Immediate availability for absorption and distribution (correct)

Higher stability compared to dry forms

Longer shelf life

Reduced risk of side effects

Which type of solvent is commonly used for non-sterile products?

Alcohol

Purified water (correct)

Sterile water for injection

Bacteriostatic Water for injection

What makes pharmaceutical solutions not ideal for drugs with unpleasant taste?

Reduced risk of side effects

Ease of administration

Inability to mask unpleasant taste (correct)

Increased bioavailability

Why is ethyl acetate unsuitable as a solvent for pharmaceutical preparations?

It is not Generally Recognized as Safe (GRASS) Signup and view all the answers

What risk is associated with adding many different excipients to a product?

Increased potential for incompatibilities Signup and view all the answers

What advantage do pharmaceutical solutions offer in terms of administration to patients who have difficulty swallowing?

Already in solution for easy ingestion Signup and view all the answers

In pharmaceutical applications, these are the role of purified water except?

Alternative to non-volatile oils Signup and view all the answers

Which characteristic makes pharmaceutical solutions preferable for indicating the amount of medicine consumed to patients?

Clear labeling on packaging Signup and view all the answers

Which of the following is NOT a type of non-aqueous solvent mentioned in the text?

Sterile water for injection Signup and view all the answers

What effect does the formation of a complex have on the solubility of a product?

Increases solubility Signup and view all the answers

Why is it important to adjust the amount of sucrose in a medicated syrup?

To prevent capping, which leads to recrystallization. Signup and view all the answers

Why do syrups need a high concentration of sucrose to be self-preserved?

To prevent the need for adding preservatives. Signup and view all the answers

What is the main risk associated with the dilution of a syrup formulation?

Decrease in the concentration of sucrose. Signup and view all the answers

What might happen if a syrup formulation is not adequately preserved?

Increased risk of microbial growth. Signup and view all the answers

Why is it necessary to consider other components in a syrup formulation when determining the final concentration of sucrose?

To ensure proper consistency and stability. Signup and view all the answers

What effect does recrystallization have on the quality of a syrup formulation?

Degrades the overall quality and appearance. Signup and view all the answers

What is the role of talc as a dispersing aid in pharmaceutical applications?

Absorbing excess oil essence Signup and view all the answers

Why is it important for talc to be asbestos free in pharmaceutical applications?

To avoid contamination of the product Signup and view all the answers

What distinguishes aromatic waters like peppermint water and rose water in pharmaceutical use?

They serve multiple functions like flavoring and perfuming Signup and view all the answers

What is the main difference between talc acting as a dispersing agent and as a clarifying agent?

Dispersing agent absorbs oil essence, while clarifying agent filters the solution Signup and view all the answers

What characterizes elixirs in terms of their composition for oral use?

Pleasantly flavored with a syrup base and alcohol Signup and view all the answers

What is the main difference between spirits and tinctures?

Spirits contain only volatile substances, while tinctures may contain non-volatile substances. Signup and view all the answers

How are aromatic waters prepared?

By distillation or solution of the aromatic substance. Signup and view all the answers

What is the distinguishing feature between spirits and aromatic waters?

Spirits have a very distinct aroma due to the volatile substances present. Signup and view all the answers

Which statement accurately describes the composition of tinctures?

Tinctures are less concentrated than spirits but may or may not contain volatile substances. Signup and view all the answers

What distinguishes tinctures from aromatic waters?

Tinctures can contain non-volatile substances, while aromatic waters cannot. Signup and view all the answers

In what aspect are spirits and tinctures similar?

Both can be prepared as hydroalcoholic solutions. Signup and view all the answers

What is the distinguishing feature of otic solutions, based on the text?

The packaging includes a small orifice for easy dropwise administration Signup and view all the answers

Why are nasal solutions required to be isotonic, according to the text?

To prevent cilia irritation in the nasal passages Signup and view all the answers

What is a common vehicle used in oral solutions, as mentioned in the text?

Polyols Signup and view all the answers

Which type of solution is suitable for topical application to the skin or mucous membranes?

Topical solution Signup and view all the answers

What role do tonicity adjusters like NaCl and Dextrose play in nasal solutions?

Ensure isotonicity with body fluids Signup and view all the answers

How do nasal solutions differ from oral solutions in terms of administration?

Nasal solutions are administered through instillation or spraying into the nose Signup and view all the answers

Why must irrigating solutions be sterile even though they are not used parenterally?

To reduce the risk of sepsis Signup and view all the answers

What distinguishes parenteral solutions from other types of solutions mentioned in the text?

They can be injected directly into the blood vessel. Signup and view all the answers

Why are ophthalmic solutions required to be sterile and particle-free?

To prevent sepsis from eye infections. Signup and view all the answers

What is the main reason nebulizers are used for inhalation solutions?

To transform the solution into small droplets for lung penetration. Signup and view all the answers

Why are nebulized drugs intended to pass through the bronchioles and alveoli of the lungs?

To target specific areas in the lungs for systemic effects. Signup and view all the answers

What distinguishes parenteral injections into muscles (intramuscular) from injections into veins (intravenous)?

Different speed of absorption Signup and view all the answers

What is the main difference between an evacuation enema and a retention enema?

The intended effects on the body Signup and view all the answers

Why is it important for enema solutions to be refrigerated once dissolved?

To reduce microbial attack Signup and view all the answers

What is the function of a vaginal douche?

Cleansing or antiseptic agent Signup and view all the answers

Why are nasal douches required to be isotonic?

To prevent damage to nasal tissues Signup and view all the answers

What is the main purpose of using an eye douche?

Cleansing the eye Signup and view all the answers

What distinguishes gargles from mouthwashes?

The method of application Signup and view all the answers

Why are liniments non-aqueous?

To ensure they stay on the skin for a longer period of time Signup and view all the answers

What is the main purpose of a counterirritant in liniments?

To provide a different sensation than pain Signup and view all the answers

Why should collodions be preserved in a tight container?

To prevent them from evaporating Signup and view all the answers

What makes flexible collodion different from other collodions?

It contains camphor and castor oil Signup and view all the answers

Why is salicylic acid added to collodions?

For its keratolytic effect Signup and view all the answers

What is the benefit of using collodion as a waterproof covering for stitched incisions?

It prevents infection and promotes healing Signup and view all the answers