I dont think that you will hurt them or stress them out for the few minutes it takes to doctor them. I grab mine under the breast and hold theirs legs so they fill supported and usually I dont have any problems. Oh and hold them close to me so they dont flap me to death. They are usually pretty...
I wouldnt use Frontline plus. I used to work for a kennel and they would never use that on female dogs because it can cause birth defects. They would use Advantage on the females only doesnt cause birth defects. Of course thats in dogs but I would think the same could happen in chickens as well...
From my research Wazine doesnt kill all kinds. From what I have researched most people use Valbazen to deworm. One dose and then the 2nd dose in 10 days.
Worms can make them more suseptible to other illnesses. They weaken the animals can even kill them. Make them anemic, lethagic, some say they can make them limp and other things that you might not associate with worms.
I also use DE but I found out its doesnt kill all worms mostly for roundworms. I still use it daily but need something stronger for tapes, gapes and others.
Have you wormed them lately? I cant tell what to use there are several medications and different opinions as what to use. I use Duramycin(Tetracycline) antibiotics in the water for 2 weeks when I have sick ones along with a vitamin/electolyte in as well. I am going to try Safeguard for horses to...