**6.1.1.1 Oral preparations**

*Penicillin G* has a variable absorption level as it is acid-labile. *Penicillin V* is acid-resistant and absorbed better (Eroğlu, 2002).

400.000 U=250 mg penicillin, 25.000-50.000 U/kg/day rheumatic fever prophylaxis; 400.000 U/day (every 12 hours) (Eroğlu, 2002).
