Yes. Vicodin (a narcotic pain killer) is completely unrelated to penicillin (an antibiotic). They can be safely taken together.
No, I would not try it.
Amoksiklav contains Amoxicillin, which is a form of Penicillin. Do not take it.
No. Whatever your symptoms are when you take penicillin will return with amoxicillin.
Penicillin and tobramycin are chemically unrelated. Allergy to penicillin does not imply allergy to tobramycin Richard A. Crane, M.D.