Why does the following gel break when adding the essential oils: 5 g menthol, 5 g camphor, 2 g peppermint oil, 0.5 g lavender oil, 5 g eucalyptus tincture, and Carbopol gel NF VI ad 100 g?

What is a formula for a stable syrup containing 0.5 mg/ml of dexamphetamine, noting that the syrup concentration may vary since the dosage will be increased step-by-step?

Beclomethasone needs to be absorbed high in the rectum, but suppositories previously made with adeps solidus are said to have insufficient absorption; is there a possibility to prepare a "softer" suppository?

Could you provide a formula for minoxidil 4% that does not contain propylene glycol?

Is a 5% overdose recommended for preparations containing 10 mg of active ingredient, given that the TMF describes capsules with 10 mg of active ingredient (such as domperidone, hydrocortisone, and butylhyoscine bromide) without an overdose, or is no overdose recommended for amounts of 10 mg and more?

What is a 2.5% calcium gluconate gel, and which alternative base is more suitable for its preparation given that using a carbopol gel causes the mixture to break and become liquid?

What is the solution for a formulation containing 2 g salicylic acid, 5 g Lanette wax, 1.5 g cetyl alcohol, 1.5 g cetaceum, 30 g yellow petrolatum, and water up to 100 g, given that the pharmacist reported the emulsion curdled when using either Lanette N or Lanette SX?