Drug Solubility Absorption Characteristics (BA=Bioavailability)
Isoniazid 8 Readily absorbed (BA=91%)
Stavudine 12 Apparently fast absorption (BA 86-100%)
Lamivudine 14 BA >82%
Doxycycline Hyclate 20 >95%
Ciprofloxacin 33 Rapid absorption (BA ˜ 70)
Levofloxacin 40 Rapid (BA˜100%)
Ranitidine 40 Rapidly absorbed (BA 50-60%)
Zidovudine 50 Rapidly and almost completely absorbed
Pyrazinamide 67 Fully absorbed
Acetaminophen 68 Readily absorbed (BA=62%–89%)
Cimetidine 88 Rapidly, yet incompletely (BA 56-68%)
Metronidazole 100 Rapidly absorbed with BA >90%
Ibuprofen 571 Rapid and complete (BA 100%)
Acyclovir 714 Erratic (BA 10 to 30%)
Rifampicin 714 Well absorbed (BA ˜93%)
Atenolol 1010 Incomplete absorption, (BA 40-60%)
Acetazolamide 1389 rapidly and almost completely
Quinine 2000 Rapidly and almost completely absorbed
Prednisolone 4348 Rapidly absorbed (BA >75–98%)
Metoclopramide 5000 Rapid absorption (BA 30-100%).
Prednisone 8333 Rapidly absorbed (BA 80–100%)
Propranolol 16207 Almost completely absorbed (>90%)
Furosemide 54795 Fairly rapidly absorbed (BA 60–70%)
Choroquine 94340 Rapidly and almost completely (BA ˜ 89%)
Efavirenz 100000 Absorption? (BA 40-45%?)
Ketoprofen 100000 Readily absorbed (BA=92%)
Verapamil 223714 Rapidly and almost completely (BA 10-20%)
Diclofenac 421941 Rapid and complete (BA ˜ 60%)
Amitriptyline 500000 Well absorbed (BA ˜ 48%)
Amodiaquine >1000000 (?) Readily absorbed
Table 3: Solubility and absorption characteristics of different drugs (solubility is defined as per Table 1).