Lockable cap for medical prescription bottle

A cap lock attachable to a bottle comprising:

• a housing having a cap portion and a base portion, said cap portion having an upper surface with a plurality of first gaps therein, said housing including:
• an alignment spacer device mounted within said housing;
• a rotatable dial lock mounted within said alignment spacer device, said rotatable dial lock having cogs and cams in mechanical relationship with each other to allow the cogs to spin independently and be settable to a plurality of settings, wherein the cogs are held in place by the plurality of first gaps;
• a dog plate, mounted to said housing for free rotation in the housing, said dog plate having at least one point of contact with a locking plate to exert sufficient tension to remove the cap portion;
• the locking plate being pivotally mounted to said alignment spacer device and movable between a locked position and an unlocked position, the locking plate being in the unlocked position when the cogs are set to a predetermined setting, and being in the locked position when the cogs are set to a settings other than the predetermined setting;
• and
• the locking plate having an extension that can be placed into engagement or disengagement with said dog plate, said locking plate being placed in said locked position comprising at least one of said cams placing said extension into disengagement with said dog plate whereby said cap cannot be removed from said bottle.