Is a dose of 25,000 IU of retinol per capsule once daily acceptable, given that the stock of vitamin A acetate powder (500,000 IU/gram) results in 50 mg (0.05 gram) per capsule, which significantly exceeds the Recommended Daily Allowance (RDA) of 800 µg, and should the molecular mass of vitamin A acetate relative to vitamin A be taken into account?

Are there stability studies available for suspensions with Liquifine®?

How can I prepare the following middle ear ear-drop solution containing 40,000 IU of bacitracin, 100 mg of triamcinolone, and 100,000 IU of nystatin, with 0.9% NaCl up to 10 ml?

What is the cause of clumping when preparing a solution of 10 ml rubbing alcohol and 5 ml collodion as requested by a podiatrist, and how can this be prevented?

What is the cause and potential solution for a nasal ointment—composed of 0.06 g chlorhexidine digluconate, 150 mg eucalyptol, 0.6 g sodium bicarbonate, 19.5 g white vaseline, and almond oil up to 30 grams—that initially has a good consistency but, according to the patient, becomes too hard to dispense through a nasal cannula after two days, and could this be due to the patient's storage, the Unguator jar, or a necessary adjustment to the formula?

How can a stable eyebrow cream containing 3% minoxidil be prepared, given that minoxidil base is insoluble in water and its salts lack significant stability in solution?

What concentration of acetic acid dilution can be used for rinsing wounds infected with Pseudomonas?