If a fatty ointment containing a corticosteroid is prepared in a jar, must an antioxidant be added if a shelf life of longer than one month is desired?

What is the best way to precipitate tetracycline HCl to create a suspension consisting of tetracycline HCl, simple syrup, sodium citrate, methylcellulose, and water up to 100 g, and does this precipitation occur when the peptizing agent is added?

Is a 2 mg/ml Medrol syrup, prepared as a suspension using a xanthan gum excipient and sugar syrup, stable and considered the best solution, or is an alternative preparation recommended?

What can be added to the preparation of capsules containing 5,000 IU Vitamin D, 100 mg Vitamin E succinate, and 5 mg sodium menadione bisulfite for a patient with cystic fibrosis, given that the fat-soluble vitamin powders stick to the mortar walls and are difficult to process, and the addition of lactose does not help?

How long can an L-Carnitine solution in aqua conservans be stored?

Do you have a formula for an oxytocin nasal spray 40 IU/ml, given that it is available in the Netherlands as Syntocinon but importing it is difficult, and since the raw material is not available in bulk, can a preparation be made starting from an ampoule?

How can a generic substitute for Naprosyne syrup be prepared according to the prescription of 3.6 g Naprosyne and orange syrup up to 100 ml?