Tetracyclines include Tetracycline, Democlocycline, Doxycycline, Methacycline, Minocycline, Oxytetracycline

Refer- Tetracycline 

Potentiates methoxyflurane nephrotoxicity. Sodiun carbonate inhibits dissolution in GIT. Interferes with anticoagulant control.

May cause failure of contraception. Antacids, milk and milk products, iron reduce absorption, Interferes with bactericidal effect of penicillins.

Susceptible infections Mild to moderate infections Severe infections 

Tetracyclines include Tetracycline, Democlocycline, Doxycycline, Methacycline, Minocycline, Oxytetracycline

Refer- Tetracycline

Refer tetracycline

Hypersens to tetracycline,pregnancy,age below 8 years.SLE. Special precautions: Refer tetracyclines

Susceptible infections Mild to moderate infections

Severe infections

Dosage:

Oral -adults- usual dose 1 to 2g/day in 2 or 4 equal doses..

Mild to moderate infections- 500mg, 2 times a day, or 250mg, 4 times a day. Severe infections- 500mg, 4 times a day. Children(over 8 years of age)- daily dose is 10 to 20mg/lb(25 to 50mg/kg) in 4 equal doses.

Parentral - Adults- The usual daily dosage is 250mg administered once every 24 hours or 300mg given in divided doses at 8 to 12 hour intervals. Children(over 8 years of age)- 15 to 25mg/kg upto a maximum of 250mg single daily injection. Dosage may be divided and given at 8 to 12 hour intervals.

Refer tetracyclines

Refer tetracyclines

Refer tetracyclines

Refer tetracyclines