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Die Rezeptur‑Helpdesk enthält mehr als 1500 Fragen und Antworten zu verschiedenen galenischen Themen, alle bereitgestellt von Prof. R. Kinget.
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Can Cacao from Lick be used as a flavor enhancer for an omeprazole suspension for a 2.5-year-old child who enjoys chocolate as one of their few preferred flavors?
How can the preparation of a formulation containing 4 g beta-naphthol, 4 g resorcinol, 4 g salicylic acid, ethanol q.s., and elastic collodion up to 50 g be corrected, given that using 10 mL of rubbing alcohol and collodion to reach 50 g results in an excessively viscous, clear paste?
How do I add 1.5 g of urea to 30 g of Betnelan V or Eumovate ointment?
What is the function of sodium bicarbonate in the following preparation: Vitamin A 300,000 IU, Eucalyptol 0.5 g, Sodium Bicarbonate 0.5 g, Phenylephrine HCl 75 mg, Almond oil 5 g, and White petrolatum 25 g?
What is a magistral alternative for Sulfa 10 (10% sodium sulfacetamide) eye drops, considering that while Martindale states a mixture of 0.5% sulfacetamide and 9.5% sodium sulfacetamide achieves a more physiological pH of 6.8 only the sodium salt is available, and in this case, would a buffer solution of pH 6.5 suffice and what amount of NaCl is required for 10 ml of eye drops?
What is a modified method for the preparation of a hydrophilic tretinoin concentrate 2%?
What is a suitable formulation for an eye ointment (unguentum oculare) that does not contain wool fat?
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