What is the mechanism of action of mitomycin C and 5-FU in trabeculectomy pressure-lowering surgery?

Is the active ingredient of Bliss's sulfur ointment, precipitated sulfur? If yes, what are the a.) label claim b.) dosage and regimen c.) pharmacological use or indication of it and what are the other possible ointment that has precipitated sulfur as the main active ingredient?

List the mechanism and give several names of the following: Class I, Class II, Class III, and Class IV antiarrythmics.

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Caffeine is used in bilirubin assays to: 1)  Stop the diazo reaction 2)  Accelerate indirect bilirubin reaction 3)  Accelerate direct bilirubin reaction 4)  Precipitate proteins 5)  Reduce sodium nitrite no references, just homework

Differentiate Streptolysin O from Streptolysin S. What titer is significant for streptococcal infection? Discuss the principle behind ASO titration method based on Neutralization reaction.

How does fluid restriction work as a therapeutic intervention for a patient with heart failure? Please explain detailed pathophysiology

Give an brief explanation: A 69-year-old male is preparing to undergo a lung transplant. The transplantation laboratory is playing a major role in the preparations by consulting with the surgical team performing the transplant. 1. Members of the transplant team, including the transplantation laboratory, discuss the risk of graft-versus-host disease (GVHD) associated with lung transplantation. What is GVHD?  Would the answer be "B" , I'm confused with the answer.  A, Recipient T cells recognize foreign HLA antigens on donor cells, activating CD8 T cytotoxic cells. B. Recipient antigen-presenting cells receive processed donor HLA peptides from recipient HLA Class II molecules, which cause CD4 T helper cells to activate B cells to produce antibodies to foreign HLA molecules. C. Transplanted lymphocytes mount an immune response toward the recipient through T-cell destruction of host tissue. 2. Why does lung tissue have an increased risk of GVHD?  Why the answer is C, please explain. A.…

(a)  What is the dosage form of the two above drugs?  (b)  What is the administration method for the two above drugs?   Molnupiravir has not been approved but has been authorized for emergency use by the FDA under an EUA to treat mild to moderate COVID-19 infection. Briefly explain this decision made by FDA based on the knowledge of clinical trials. Both drugs are not allowed to be prescribed to person under 18 years old due to insufficient clinical data. Why is it necessary to separately conduct clinical trials for a younger age group?