Pharmacology General ec07f9f9 Which is the shoest acting mydriatic- A Atropine B Tropicamide C Cyclopentaolate D Homatropine High-Yield Explanation Ans. is 'b' i.e., Tropicamide o Tropicamide has quickest and briefest action amongst the anticholinergic mydriatics. o It is unreliable cycloplegic.