Always wash your hands thoroughly with soap & plenty of water before handling contact lenses.

Have them marked to identify the sides. Mark the boxes to  prevent confusion.

Always place the lenses in their box only. This prevents scratching of the lenses.

Learn the proper insertion and removal procedure.

Use contact lens solutions only, for cleaning the lenses .Never tap water.

Place the lenses in adequate amount of solution in the box. Never allow the lenses to dry up.

You can use a multipurpose solution, which takes the total care of the lenses.

Enzyme cleaning tablets should be used to remove the protein debris. Always wash the lenses and the case after enzyme cleaning. The case may be boiled in water to sterilize it at intervals.

Dispose off the lens after their specified time, even if they appear `good` to  your naked eye.

Never wear lenses if your have any eyelid or eye infection./irritation.

If you are using any eyedrops medications, consult your doctor regarding your lenses, as they can absorb the eyedrops.

Wear protective glasses/goggles over your lenses, in crowded/windy/dusty areas.

Remove your lenses, wash your eyes in case of a foreign body/dust particle entering the eye. Never rub your eye with the lens in it.

Last, but not the least, preferably never ever sleep with lenses on, even with the extended wear type.