Cialis Dosage

Generic name: tadalafil
Brand names: Adcirca, Cialis
Drug class: Impotence agents

Medically reviewed by  A Ras MD.

Recommended Adult Dosing

Dosage forms:  TAB: 2.5 mg, 5 mg, 10 mg, 20 mg

erectile dysfxn

[prn dosing regimen]

Dose: 5-20 mg PO x1; Start: 10 mg PO x1; Max: 20 mg/dose up to 1 dose/24h; Info: give before sexual activity; effects may last 36h

[daily dosing regimen]

Dose: 2.5-5 mg PO qd; Start: 2.5 mg PO qd; Max: 5 mg/day; Info: give without regard to sexual activity

BPH

[5 mg PO qd]

Info: for pts w/ or w/o erectile dysfxn

Renal dosing

[erectile dysfxn prn dosing]

CrCl 30-50: start 5 mg x1, max 1 dose/24h up to 10 mg/48h; CrCl <30: max 5 mg/72h

HD: max 5 mg/72h; no supplement after dialysis; PD: not defined

[erectile dysfxn daily dosing]

CrCl <30: avoid use

HD: avoid use; PD: not defined

[BPH]

CrCl 30-50: start 2.5 mg qd, may incr. to 5 mg qd; CrCl <30: avoid use

HD: avoid use; PD: not defined

Hepatic dosing

[erectile dysfunction prn dosing]

Child-Pugh Class A or B: max 10 mg/24h; Child-Pugh Class C: avoid use

[erectile dysfunction or BPH daily dosing]

Child-Pugh Class A or B: caution advised; Child-Pugh Class C: avoid use

SRC: NLM .