What is the best way to prepare a paracetamol solution for administration via a gastric tube for a child weighing 21 kg who cannot tolerate lactose, colorants, flavorings, or preservatives, has sensitive bowels, and for whom oral or rectal administration is difficult; specifically, can the paracetamol syrup from the NF be used without raspberry extract, or would the sorbitol syrup be too laxative for their sensitive bowels?

For a young patient with digestive problems and a cow's milk allergy who requires the addition of Gelilact (NaCMC) to their milk, does it matter which form of NaCMC is used?

Why is NaCl added to a urea syrup with the formula 75 g urea, 15 g NaCl, and raspberry syrup up to 300 ml?

How can the consistency be improved and restored for a preparation of 12 g almond oil and Eucerin cum aqua up to 80 g, given that the cream becomes too liquid upon adding the almond oil and the addition of Span does not change the consistency?

How can a stable cream be prepared from a prescription consisting of 9 g sodium chloride, 9 g urea, 30 g Lanette SX, and water up to 300 g, given that the resulting mixture is a runny emulsion even after increasing the Lanette SX to 50 g, and is this issue caused by an insufficient fat phase?

The replacement of tetracaine (no longer available) with the hydrochloride salt causes the Beeler base used to liquefy; which alternative base is suitable, preferably avoiding a greasy ointment as it is for use on the face?

Given a prescription for 60 capsules of vitamin B12 (2 mg per capsule) to be taken once daily, and considering that the only available cyanocobalamine is a 1:1000 trituration, is it possible to prepare a syrup using a vitamin B12 solution for injection, or is there another suitable alternative?