Are erythromycin 1g, nystatin 3.56g, and prednisolone 0.5g compatible in a Beeler base up to 50g, or would it be better for stability to create two separate creams, such as erythromycin in a Beeler base and prednisolone in a buffered cetomacrogol cream, and if so, to which cream should the nystatin be added?

Is it possible to dispense methylprednisolone in a syrup for a lactose-intolerant patient who cannot take Medrol, considering that while magistral capsules are an option, they are time-consuming to prepare because each dosage in the tapering schedule must be made separately?

Can zinc gluconate be dispensed for a 21-month-old child, can it be formulated as a syrup, and what is the feasibility of a dose of 40 mg taken three times daily?

Can CNK 1756238 (phosphate buffer for Xylometazoline) be used as a preservative for a midazolam nasal spray for a child, given that benzyl alcohol is no longer commercially available, or is there another available preservative that can be proposed?

How can a Zinnat cream be prepared?

What is the recommended preparation method for ear drops containing 2% ketoconazole, 1% hydrocortisone acetate, and isopropyl alcohol up to 100 ml, given that a white powder remains undissolved despite prolonged mixing and gentle heating on a magnetic stirrer?

Why does cocaine hydrochloride fail to dissolve and instead float on the water's surface when 5 g of cocaine HCl is added to a solution of 400 mg boric acid, 100 mg disodium EDTA, and purified water up to 100 ml for the preparation of Cocaine hydrochloride eye drops 5% FNA, even after light heating?