What is the solution for preventing 50 mg ATP and 200 mg Carnitine capsules from becoming damaged, wet, and completely dissolved within a few hours or days after preparation?

How should a prescription for 10% urea in 200 ml of official oil be prepared for application to the hair, considering that urea is not soluble in oil?

Regarding the (in)compatibility of calcium carbonate and disodium phosphate in a prescription for 60 capsules each containing 200 mg of calcium carbonate and 500 mg of disodium phosphate, to be taken once daily for 6 days out of 7 with risedronate taken on the 7th day, should these two raw materials be taken separately given the incompatibility of phosphates with calcium salts?

What are Capsugel DR capsules, and can they be used in pharmacies, given that they are marketed as acid-resistant?

What could be a suitable alternative to ensure the product remains sufficiently effective in a finasteride solution containing 0.25 g finasteride, 55% ethanol (96%), 2.5% propylene glycol, 1% hydroxypropylchitosan, and purified water up to 100 cc, given that hydroxypropylchitosan—which improves the penetration of the active substance and is composed of HPMC and chitosan—is not available from the wholesaler?

Which cream base is recommended for phenytoin cream used to treat vulvodynia?

What is the formula for a mouthwash variant containing 0.5% tetracycline HCl, 0.5% lidocaine, 1% Na CMC, 0.5 g vitamin A, 30 ml sugar syrup, and peppermint water up to 100 ml?