الحاوي في الطب (Liber Continens — Part 3)

...is not an illness. The coldness is that in which cold and dryness have prevailed, which is natural to it, and that is why its treatment is quick, likewise, [if] its coldness [persists], but he becomes at times a weakened elder or he becomes [feeble] even in the colors of the... or due to thickness or other than that. And with the sleep [he is]... and the wakeful is in a better state.

[If] he is not given [medicine], these are not the signs you know here, and they are from the primary organs. When it is prolonged, cold follows it, because the primary organs' occurrence is the fastest [to manifest] pains in their state. And one does not throw [away] from here; rather, that is a treatment for the insomnia of coldness, clear with it, and no heat [is present]. So let him beware of cold foods; its signs are clear, and his bone should not be in a state of [weakness]. So its residue does not disperse as a simple stone, but rather like salt—if it is moist insomnia. And therefore he strives towards... in the lands, it is mixed. It happens to the person afflicted with this insomnia, so he withers. And this insomnia is weakness? of lightness. Know that slight insomnia is not a difficult sign. Rather, the treatment for strong insomnia is because the treatment for the insomnia of the [need] for food, and the food treating the stomach is for him to be distracted and amused. The stomach in this state is weak, neglected, and therefore it is in a management policy of work four... after mixing, and his body does not strengthen the error in the quantity of food. For this reason, for this insomnia, we have made the largest types of su' al-mizaj bad temperament/dyscrasia and the most severe, so that it may be a sport.

A red ink rubricated section marker resembling the letter Ha is drawn here.

Whoever is afflicted by heat, this insomnia does not exhaust the strengths, and that is due to the coldness. I say that is because nature is as if [it is] the bricks and the halves and the coughs, his trust is [like] the light, and from it, and insomnia is the cause of corruption. And for its harm, we forget his reason... the strong one with it... this saying that it is necessary to mix it with moisturizing foods and strive [to balance] the amount of moisture, coldness, dryness, and mixing with...