INDICATIONS AND USAGE

2.2 CIALIS for Once Daily Use for Erectile Dysfunction
5.3 Prolonged Erection
5.7 Renal Impairment
5.9 Alcohol
7. Interactions
Mechanism of action
5.10 Concomitant Use of Potent Inhibitors of Cytochrome P450 3A4 (CYP3A4)

Body as a Whole — hypersensitivity reactions including urticaria, Stevens-Johnson syndrome, and exfoliative dermatitis Nervous — migraine, seizure and seizure recurrence, transient global amnesia Ophthalmologic — visual field defect, retinal vein occlusion, retinal artery occlusion Non-arteritic anterior ischemic optic neuropathy (NAION), a cause of decreased vision including permanent loss of vision, has been reported rarely postmarketing in temporal association with the use of PDE5 inhibitors, including CIALIS. Most, but not all, of these patients had underlying anatomic or vascular risk factors for development of NAION, including but not necessarily limited to: low cup to disc ratio ("crowded disc"), age over 50, diabetes, hypertension, coronary artery disease, hyperlipidemia, and smoking [see Warnings and Precautions (5.4)]. Otologic — Cases of sudden decrease or loss of hearing have been reported postmarketing in temporal association with the use of PDE5 inhibitors, including CIALIS.

Condition	Details	Allowed Range	Notes
Temperature	Store below 30°C (86°F)	15-30°C	Keep in a cool, dry place
Light Exposure	Keep away from direct light	-	Store in original container
Humidity	Avoid excess moisture	Low humidity	Use desiccant if provided
Shelf Life	2-3 years from manufacture date	-	Check expiry date

It is not possible to determine whether these reported events are related directly to the use of CIALIS, to the patient's underlying risk factors for hearing loss, a combination of these factors, or to other factors [see Warnings and Precautions (5.5)].

Cialis 5 mg is a popular choice for men seeking a daily ED treatment.
It was approved by the FDA for this specific use in 2003.
The medication can also relieve symptoms of prostate enlargement.
Patients should monitor for any adverse reactions and report to their doctor.

Urogenital — priapism [see Warnings and Precautions (5.3)]. 7 DRUG INTERACTIONS 7.1 Potential for Pharmacodynamic Interactions with CIALISNitrates — Administration of CIALIS to patients who are using any form of organic nitrate, is contraindicated. In clinical pharmacology studies, CIALIS was shown to potentiate the hypotensive effect of nitrates.

2.2 CIALIS for Once Daily Use for Erectile Dysfunction

[see Dosage and Administration (2.7), Warnings and Precautions (5.6), and Clinical Pharmacology (12.2)]. Antihypertensives — PDE5 inhibitors, including tadalafil, are mild systemic vasodilators. [see Warnings and Precautions (5.6) and Clinical Pharmacology (12.2)]. Alcohol — Both alcohol and tadalafil, a PDE5 inhibitor, act as mild vasodilators. [see Warnings and Precautions (5.9) and Clinical Pharmacology (12.2)].

How to avoid Cialis side effects

[See Dosage and Administration (2.7) and Warnings and Precautions (5.10)]. Nizatidine) — An increase in gastric pH resulting from administration of nizatidine had no significant effect on pharmacokinetics. Cytochrome P450 Inhibitors — CIALIS is a substrate of and predominantly metabolized by CYP3A4. Studies have shown that drugs that inhibit CYP3A4 can increase tadalafil exposure. CYP3A4 (e.g., Ketoconazole) — Ketoconazole (400 mg daily), a selective and potent inhibitor of CYP3A4, increased tadalafil 20 mg single-dose exposure (AUC) by 312% and Cmax by 22%, relative to the values for tadalafil 20 mg alone. In a patient who has taken CIALIS, where nitrate administration is deemed medically necessary in a life-threatening situation, at least 48 hours should elapse after the last dose of CIALIS before nitrate administration is considered.

Product	Dosage	Quantity + Bonus	Price
Cialis Generic	40mg	30 + 4 Pills	74.97€ 71.40€
Cialis Soft Tabs	20mg	90 + 6 Pills	216.71€ 206.39€
Cialis Generic	40mg	120 + 8 Pills	206.98€ 197.12€
Cialis Generic	60mg	20 Pills	65.61€ 62.49€
Cialis Generic	5mg	90 + 6 Pills	115.91€ 110.39€
Cialis Generic	40mg	270 + 10 Pills	382.19€ 363.99€
Cialis Soft Tabs	20mg	20 + 2 Pills	66.98€ 63.79€
Cialis Super Active	20mg	10 Pills	55.64€ 52.99€
Cialis Professional	20mg	90 + 2 Pills	241.49€ 229.99€
Cialis Super Active	20mg	20 + 4 Pills	92.35€ 87.95€
Cialis Black	80mg	120 + 8 Pills	264.77€ 252.16€
Cialis Generic	20mg	20 Pills	54.72€ 52.11€
Cialis Generic	10mg	60 + 6 Pills	105.81€ 100.77€
Cialis Soft Tabs	20mg	180 + 8 Pills	353.17€ 336.35€

In such circumstances, nitrates should still only be administered under close medical supervision with appropriate hemodynamic monitoring [see Dosage and Administration (2.7), Contraindications (4.1), and Clinical Pharmacology (12.2)].Alpha-Blockers — Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers. Clinical pharmacology studies have been 40mg cialis price conducted with coadministration of tadalafil with doxazosin, tamsulosin or alfuzosin. [see Dosage and Administration (2.7), Warnings and Precautions (5.6), and Clinical Pharmacology (12.2)].Antihypertensives — PDE5 inhibitors, including tadalafil, are mild systemic vasodilators. Small reductions in blood pressure occurred following coadministration of tadalafil with these agents compared with placebo. [see Warnings and Precautions (5.6) and Clinical Pharmacology (12.2)].Alcohol — Both alcohol and tadalafil, a PDE5 inhibitor, act as mild vasodilators. Substantial consumption of alcohol (e.g., 5 units or greater) in combination with CIALIS can increase the potential for orthostatic signs and symptoms, including increase in heart rate, decrease in standing blood pressure, dizziness, and headache. Tadalafil did not affect alcohol plasma concentrations and alcohol did not affect tadalafil plasma concentrations. [see Warnings and Precautions (5.9) and Clinical Pharmacology (12.2)].7.2 Potential for Other Drugs to Affect CIALIS[See Dosage and Administration (2.7) and Warnings and Precautions (5.10)].Antacids — Simultaneous administration of an antacid (magnesium hydroxide/aluminum hydroxide) and tadalafil reduced the apparent rate of absorption of tadalafil without altering exposure (AUC) to tadalafil.H2 Antagonists (e.g. Nizatidine) — An increase in gastric pH resulting from administration of nizatidine had no significant effect on pharmacokinetics.Cytochrome P450 Inhibitors — CIALIS is a substrate of and predominantly metabolized by CYP3A4. Studies have shown that drugs that inhibit CYP3A4 can increase tadalafil exposure.CYP3A4 (e.g., Ketoconazole) — Ketoconazole (400 mg daily), a selective and potent inhibitor of CYP3A4, increased tadalafil 20 mg single-dose exposure (AUC) by 312% and Cmax by 22%, relative to the values for tadalafil 20 mg alone. Ketoconazole (200 mg daily) increased tadalafil 10-mg single-dose exposure (AUC) by 107% and Cmax by 15%, relative to the values for tadalafil 10 mg alone [see Dosage and Administration (2.7)].Although specific interactions have not been studied, other CYP3A4 inhibitors, such as erythromycin, itraconazole, and grapefruit juice, would likely increase tadalafil exposure.HIV Protease inhibitor — Ritonavir (500 mg or 600 mg twice daily at steady state), an inhibitor of CYP3A4, CYP2C9, CYP2C19, and CYP2D6, increased tadalafil 20-mg single-dose exposure (AUC) by 32% with a 30% reduction in Cmax, relative to the values for tadalafil 20 mg alone.

5.3 Prolonged Erection

Although specific interactions have not been studied, other HIV protease inhibitors would likely increase tadalafil exposure [see Dosage and Administration (2.7)].Cytochrome P450 Inducers — Studies have shown that drugs that induce CYP3A4 can decrease tadalafil exposure.CYP3A4 (e.g., Rifampin) — Rifampin (600 mg daily), a CYP3A4 inducer, reduced tadalafil 10-mg single-dose exposure (AUC) by 88% and Cmax by 46%, relative to the values for tadalafil 10 mg alone. Although specific interactions have not been studied, other CYP3A4 inducers, such as carbamazepine, phenytoin, and phenobarbital, would likely decrease tadalafil exposure. The reduced exposure of tadalafil with the coadministration of rifampin or other CYP3A4 inducers can be anticipated to decrease the efficacy of CIALIS for once daily use; the magnitude of decreased efficacy is unknown.7.3 Potential for CIALIS to Affect Other DrugsCytochrome P450 Substrates — CIALIS is not expected to cause clinically significant inhibition or induction of the clearance of drugs metabolized by cytochrome P450 (CYP) isoforms. Studies have shown that tadalafil does not inhibit or induce P450 isoforms CYP1A2, CYP3A4, CYP2C9, CYP2C19, CYP2D6, and CYP2E1.CYP1A2 (e.g. Theophylline) — Tadalafil had no significant effect on the pharmacokinetics of theophylline.

Cialis 5mg How to Use

When tadalafil was administered to subjects taking theophylline, a small augmentation (3 beats per minute) of the increase in heart rate associated with theophylline was observed.CYP2C9 (e.g. Warfarin) — Tadalafil had no significant effect on exposure (AUC) to S-warfarin or R-warfarin, nor did tadalafil affect changes in prothrombin time induced by warfarin. Nitrates — Administration of CIALIS to patients cialis woman who are using any form of organic nitrate, is contraindicated. In such circumstances, nitrates should still only be administered under close medical supervision with appropriate hemodynamic monitoring [see Dosage and Administration (2.7), Contraindications (4.1), and Clinical Pharmacology (12.2)]. Alpha-Blockers — Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers. Ritonavir (200 mg twice daily), increased tadalafil 20-mg single-dose exposure (AUC) by 124% with no change in Cmax, relative to the values for tadalafil 20 mg alone. Although specific interactions have not been studied, other HIV protease inhibitors would likely increase tadalafil exposure [see Dosage and Administration (2.7)].Cytochrome P450 Inducers — Studies have shown that drugs that induce CYP3A4 can decrease tadalafil exposure.CYP3A4 (e.g., Rifampin) — Rifampin (600 mg daily), a CYP3A4 inducer, reduced tadalafil 10-mg single-dose exposure (AUC) by 88% and Cmax by 46%, relative to the values for tadalafil 10 mg alone. Although specific interactions have not been studied, other CYP3A4 inducers, such as carbamazepine, phenytoin, and phenobarbital, would likely decrease tadalafil exposure. The reduced exposure of tadalafil with the coadministration of rifampin or other CYP3A4 inducers can be anticipated to decrease the efficacy of CIALIS for once daily use; the magnitude of decreased efficacy is unknown.7.3 Potential for CIALIS to Affect Other DrugsCytochrome P450 Substrates — CIALIS is not expected to cause clinically significant inhibition or induction of the clearance of drugs metabolized by cytochrome P450 (CYP) isoforms. Studies have shown that tadalafil does not inhibit or induce P450 isoforms CYP1A2, CYP3A4, CYP2C9, CYP2C19, CYP2D6, and CYP2E1.CYP1A2 (e.g. Theophylline) — Tadalafil had no significant effect on the pharmacokinetics of theophylline. When tadalafil was administered to subjects taking theophylline, a small augmentation (3 beats per minute) of the increase in heart rate associated with theophylline was observed.CYP2C9 (e.g.

5.7 Renal Impairment

Side effects and risks

7 DRUG INTERACTIONS 7.1 Potential for Pharmacodynamic Interactions with CIALISNitrates — Administration of CIALIS to patients who are using any form of organic nitrate, is contraindicated. In clinical pharmacology studies, CIALIS was shown to potentiate the hypotensive effect of nitrates. In a patient who has taken CIALIS, where nitrate administration is deemed medically necessary in a life-threatening situation, at least 48 hours should elapse after the last dose of CIALIS before nitrate administration is considered. In such circumstances, nitrates should still only be administered under close medical supervision with appropriate hemodynamic monitoring [see Dosage and Administration (2.7), Contraindications (4.1), and Clinical Pharmacology (12.2)].Alpha-Blockers — Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers. Clinical pharmacology studies have been 40mg cialis price conducted with coadministration of tadalafil with doxazosin, tamsulosin or alfuzosin. Warfarin) — Tadalafil had no significant effect on exposure (AUC) to S-warfarin or R-warfarin, nor did tadalafil affect changes in prothrombin time induced by warfarin. Nitrates — Administration of CIALIS to patients cialis woman who are using any form of organic nitrate, is contraindicated. In such circumstances, nitrates should still only be administered under close medical supervision with appropriate hemodynamic monitoring [see Dosage and Administration (2.7), Contraindications (4.1), and Clinical Pharmacology (12.2)]. Alpha-Blockers — Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers. [see Dosage and Administration (2.7), Warnings and Precautions (5.6), and Clinical Pharmacology (12.2)].

5.9 Alcohol

8 USE IN SPECIFIC POPULATIONS 8.1 PregnancyRisk SummaryCIALIS (tadalafil) is not indicated for use in females.There are no data with the use of CIALIS in pregnant women to inform any drug-associated risks for adverse developmental outcomes.

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Antihypertensives — PDE5 inhibitors, including tadalafil, are mild systemic vasodilators.

Cialis 5 mg is designed for once-daily use for ongoing erectile issues.
It is available in tablet form in pharmacies with a prescription.
Cialis 5 mg may be covered by some health insurance plans.
Proper storage of Cialis 5 mg involves keeping it in a cool, dry place.

[see Warnings and Precautions (5.6) and Clinical Pharmacology (12.2)]. Alcohol — Both alcohol and tadalafil, a PDE5 inhibitor, act as mild vasodilators.

Common side effects include muscle aches and indigestion.
Cialis 5 mg offers the convenience of a once-daily dose.
Patients should avoid sudden standing movements due to possible dizziness.
The medication is not a cure but helps achieve and maintain an erection.

[see Warnings and Precautions (5.9) and Clinical Pharmacology (12.2)]. [See Dosage and Administration (2.7) and Warnings and Precautions (5.10)].

7. Interactions

[see Dosage and Administration (2.7), Warnings and Precautions (5.6), and Clinical Pharmacology (12.2)].Antihypertensives — PDE5 inhibitors, including tadalafil, are mild systemic vasodilators. Small reductions in blood pressure occurred following coadministration of tadalafil with these agents compared with placebo. [see Warnings and Precautions (5.6) and Clinical Pharmacology (12.2)].Alcohol — Both alcohol and tadalafil, a PDE5 inhibitor, act as mild vasodilators. Substantial consumption of alcohol (e.g., 5 units or greater) in combination with CIALIS can increase the potential for orthostatic signs and symptoms, including increase in heart rate, decrease in standing blood pressure, dizziness, and headache. Tadalafil did not affect alcohol plasma concentrations and alcohol did not affect tadalafil plasma concentrations.

Dosage for benign prostatic hyperplasia (BPH)

[see Warnings and Precautions (5.9) and Clinical Pharmacology (12.2)].7.2 Potential for Other Drugs to Affect CIALIS[See Dosage and Administration (2.7) and Warnings and Precautions (5.10)].Antacids — Simultaneous administration of an antacid (magnesium hydroxide/aluminum hydroxide) and tadalafil reduced the apparent rate of absorption of tadalafil without altering exposure (AUC) to tadalafil.H2 Antagonists (e.g. Nizatidine) — An increase in gastric pH resulting from administration of nizatidine had no significant effect on pharmacokinetics.Cytochrome P450 Inhibitors — CIALIS is a substrate of and predominantly metabolized by CYP3A4. Studies have shown that drugs that inhibit CYP3A4 can increase tadalafil exposure.CYP3A4 (e.g., Ketoconazole) — Ketoconazole (400 mg daily), a selective and potent inhibitor of CYP3A4, increased tadalafil 20 mg single-dose exposure (AUC) by 312% and Cmax by 22%, relative to the values for tadalafil 20 mg alone. Ketoconazole (200 mg daily) increased tadalafil 10-mg single-dose exposure (AUC) by 107% and Cmax by 15%, relative to the values for tadalafil 10 mg alone [see Dosage and Administration (2.7)].Although specific interactions have not been studied, other CYP3A4 inhibitors, such as erythromycin, itraconazole, and grapefruit juice, would likely increase tadalafil exposure.HIV Protease inhibitor — Ritonavir (500 mg or 600 mg twice daily at steady state), an inhibitor of CYP3A4, CYP2C9, CYP2C19, and CYP2D6, increased tadalafil 20-mg single-dose exposure (AUC) by 32% with a 30% reduction in Cmax, relative to the values for tadalafil 20 mg alone. Ritonavir (200 mg twice daily), increased tadalafil 20-mg single-dose exposure (AUC) by 124% with no change in Cmax, relative to the values for tadalafil 20 mg alone. Nizatidine) — An increase in gastric pH resulting from administration of nizatidine had no significant effect on pharmacokinetics. Cytochrome P450 Inhibitors — CIALIS is a substrate of and predominantly metabolized by CYP3A4. Studies have shown that drugs that inhibit CYP3A4 can increase tadalafil exposure.

Mechanism of action

Ketoconazole cialis canadian meds (200 mg daily) increased tadalafil 10-mg single-dose exposure (AUC) by 107% and Cmax by 15%, relative to the values for tadalafil 10 mg alone [see Dosage and Administration (2.7)]. Although specific interactions have not been studied, other CYP3A4 inhibitors, such as erythromycin, itraconazole, and grapefruit juice, would likely increase tadalafil exposure. HIV Protease inhibitor — Ritonavir (500 mg or 600 mg twice daily at steady state), an inhibitor of CYP3A4, CYP2C9, CYP2C19, and CYP2D6, increased tadalafil 20-mg single-dose exposure (AUC) by 32% with a 30% reduction in Cmax, relative to the values for tadalafil 20 mg alone. Although specific interactions have not been studied, other HIV protease inhibitors would likely increase tadalafil exposure [see Dosage and Administration (2.7)]. Cytochrome P450 Inducers — Studies have shown that drugs that induce CYP3A4 can decrease tadalafil exposure.

Erectile dysfunction explained

CYP3A4 (e.g., Rifampin) — Rifampin (600 mg daily), a CYP3A4 inducer, reduced tadalafil 10-mg single-dose exposure (AUC) by 88% and Cmax by 46%, relative to the values for tadalafil 10 mg alone. The reduced exposure of tadalafil with the coadministration of rifampin or other CYP3A4 inducers can be anticipated to decrease the efficacy of CIALIS for once daily use; the magnitude of decreased efficacy is unknown. Cytochrome P450 Substrates — CIALIS is not expected to cause clinically significant inhibition or induction of the clearance of drugs metabolized by cytochrome P450 (CYP) isoforms. Studies have shown that tadalafil does not inhibit or induce P450 isoforms CYP1A2, CYP3A4, CYP2C9, CYP2C19, CYP2D6, and CYP2E1. When tadalafil was administered to subjects taking theophylline, a small augmentation (3 beats per minute) of the increase in heart rate associated with theophylline was observed. CYP3A4 (e.g., Ketoconazole) — Ketoconazole (400 mg daily), a selective and potent inhibitor of CYP3A4, increased tadalafil 20 mg single-dose exposure (AUC) by 312% and Cmax by 22%, relative to the values for tadalafil 20 mg alone. Ketoconazole cialis canadian meds (200 mg daily) increased tadalafil 10-mg single-dose exposure (AUC) by 107% and Cmax by 15%, relative to the values for tadalafil 10 mg alone [see Dosage and Administration (2.7)].

Ingredient	Quantity per Tablet	Purpose
Tadalafil	5 mg	Active ingredient for erectile dysfunction
Microcrystalline Cellulose	50 mg	Filler/biller
Magnesium Stearate	2 mg	Lubricant
Lactose Monohydrate	35 mg	filler
Croscarmellose Sodium	3 mg	Disintegrant
Hypromellose	5 mg	Coating agent

Although specific interactions have not been studied, other CYP3A4 inhibitors, such as erythromycin, itraconazole, and grapefruit juice, would likely increase tadalafil exposure. HIV Protease inhibitor — Ritonavir (500 mg or 600 mg twice daily at steady state), an inhibitor of CYP3A4, CYP2C9, CYP2C19, and CYP2D6, increased tadalafil 20-mg single-dose exposure (AUC) by 32% with a 30% reduction in Cmax, relative to the values for tadalafil 20 mg alone. Although specific interactions have not been studied, other HIV protease inhibitors would likely increase tadalafil exposure [see Dosage and Administration (2.7)]. Cytochrome P450 Inducers — Studies have shown that drugs that induce CYP3A4 can decrease tadalafil exposure. CYP3A4 (e.g., Rifampin) — Rifampin (600 mg daily), a CYP3A4 inducer, reduced tadalafil 10-mg single-dose exposure (AUC) by 88% and Cmax by 46%, relative to the values for tadalafil 10 mg alone.

Cialis 5 mg has minimal food interactions, but heavy fatty meals may delay absorption.
Use with alcohol may increase side effects like dizziness or headaches.
Cialis 5 mg is generally well-tolerated when used as prescribed.
Always notify your healthcare provider of existing health conditions before use.

The reduced exposure of tadalafil with the coadministration of rifampin or other CYP3A4 inducers can be anticipated to decrease the efficacy of CIALIS for once daily use; the magnitude of decreased efficacy is unknown. Cytochrome P450 Substrates — CIALIS is not expected to cause clinically significant inhibition or induction of the clearance of drugs metabolized by cytochrome P450 (CYP) isoforms. Studies have shown that tadalafil does not inhibit or induce P450 isoforms CYP1A2, CYP3A4, CYP2C9, CYP2C19, CYP2D6, and CYP2E1. When tadalafil was administered to subjects taking theophylline, a small augmentation (3 beats per minute) of the increase in heart rate associated with theophylline was observed.