Xerostomia: Oral:
Associated with head and neck cancer: Initial: 5 mg 3 times daily; may titrate dose based on response and tolerability; usual dosage range: 15 to 30 mg/day; maximum: 10 mg/dose.
Sjögren syndrome: 5 mg 4 times daily.
There are no dosage adjustments provided in the manufacturer's labeling.
Mild impairment (Child-Pugh score 5 to 6): No dosage adjustment necessary.
Moderate impairment (Child-Pugh score 7 to 9): Initial: 5 mg twice daily; adjust dose based on response and tolerability.
Severe impairment (Child-Pugh score 10 to 15): Use is not recommended.
Refer to adult dosing.
Excipient information presented when available (limited, particularly for generics); consult specific product labeling.
Tablet, Oral, as hydrochloride:
Salagen: 5 mg
Salagen: 7.5 mg [contains fd&c blue #2 (indigo carm) aluminum lake]
Generic: 5 mg, 7.5 mg
Yes
Excipient information presented when available (limited, particularly for generics); consult specific product labeling.
Tablet, Oral, as hydrochloride:
Salagen: 5 mg
Generic: 5 mg
Avoid administering with high-fat meal. Ensure adequate water intake (dehydration may develop with use).
Xerostomia: Treatment of symptoms of dry mouth from salivary gland hypofunction caused by radiotherapy for cancer of the head and neck; treatment of symptoms of dry mouth in patients with Sjögren syndrome.
Salagen may be confused with selegiline
The following adverse drug reactions and incidences are derived from product labeling unless otherwise specified.
>10%:
Cardiovascular: Flushing (8% to 13%)
Central nervous system: Chills (3% to 15%), dizziness (5% to 12%), headache (11%)
Gastrointestinal: Nausea (6% to 15%)
Genitourinary: Urinary frequency (9% to 12%)
Neuromuscular & skeletal: Weakness (2% to 12%)
Respiratory: Rhinitis (5% to 14%)
Miscellaneous: Diaphoresis (29% to 68%)
1% to 10%:
Cardiovascular: Edema (<1% to 5%), facial edema, hypertension (3%), palpitation, tachycardia
Central nervous system: Pain (4%), fever, somnolence
Dermatologic: Pruritus, rash
Gastrointestinal: Diarrhea (4% to 7%), dyspepsia (7%), vomiting (3% to 4%), constipation, flatulence, glossitis, salivation increased, stomatitis, taste perversion
Genitourinary: Vaginitis, urinary incontinence
Neuromuscular & skeletal: Myalgias, tremor
Ocular: Lacrimation (6%), amblyopia (4%), abnormal vision, blurred vision, conjunctivitis
Otic: Tinnitus
Respiratory: Cough increased, dysphagia, epistaxis, sinusitis
Miscellaneous: Allergic reaction, voice alteration
<1%: Abnormal dreams, abnormal thinking, alopecia, angina pectoris, anorexia, anxiety, aphasia, appetite increased, arrhythmia, arthralgia, arthritis, bilirubinemia, body odor, bone disorder, bradycardia, breast pain, bronchitis, cataract, cholelithiasis, colitis, confusion, contact dermatitis, cyst, deafness, depression, dry eyes, dry mouth, dry skin, dyspnea, dysuria, ear pain, ECG abnormality, eczema, emotional lability, eructation, erythema nodosum, esophagitis, exfoliative dermatitis, eye hemorrhage, eye pain, gastritis, gastroenteritis, gastrointestinal disorder, gingivitis, glaucoma, hematuria, hepatitis, herpes simplex, hiccup, hyperkinesias, hypoesthesia, hypoglycemia, hypotension, hypothermia, insomnia, intracranial hemorrhage, laryngismus, laryngitis, leg cramps, leukopenia, liver function test abnormal, lymphadenopathy, mastitis, melena, menorrhagia, metrorrhagia, migraine, moniliasis, myasthenia, MI, neck pain, photosensitivity reaction, nervousness, ovarian disorder, pancreatitis, paresthesia, parotid gland enlargement, peripheral edema, platelet abnormality, pneumonia, pyuria, salivary gland enlargement, salpingitis, seborrhea, skin ulcer, speech disorder, sputum increased, stridor, syncope, taste loss, tendon disorder, tenosynovitis, thrombocythemia, thrombocytopenia, thrombosis, tongue disorder, twitching, urethral pain, urinary impairment, urinary urgency, vaginal hemorrhage, vaginal moniliasis, vesiculobullous rash, WBC abnormality, yawning
Hypersensitivity to pilocarpine or any component of the formulation; uncontrolled asthma; when miosis is undesirable (eg, acute iritis, angle-closure glaucoma)
Disease-related concerns:
• Cardiovascular disease: Use with caution in patients with significant cardiovascular disease; may have difficulty compensating for transient changes in hemodynamics or rhythm induced by pilocarpine.
• Cholelithiasis: Use with caution in patients with cholelithiasis or biliary tract disease.
• Hepatic impairment: Use with caution in patients with moderate impairment; dosage adjustment recommended; use is not recommended in patients with severe impairment.
• Nephrolithiasis: Use caution in patients with a history of nephrolithiasis; may induce smooth muscle spasms, precipitating renal colic or ureteral reflux in patients with nephrolithiasis.
• Respiratory disorders: Use with caution in patients with controlled asthma, chronic bronchitis, or COPD; may increase airway resistance, bronchial smooth muscle tone, and bronchial secretions.
None known.
Note: Interacting drugs may not be individually listed below if they are part of a group interaction (eg, individual drugs within “CYP3A4 Inducers [Strong]” are NOT listed). For a complete list of drug interactions by individual drug name and detailed management recommendations, use the Lexicomp drug interactions program by clicking on the “Launch drug interactions program” link above.
Acetylcholinesterase Inhibitors: May enhance the adverse/toxic effect of Cholinergic Agonists. Specifically, cholinergic effects may be enhanced or increased. Risk C: Monitor therapy
Beta-Blockers: May enhance the adverse/toxic effect of Cholinergic Agonists. Of particular concern are the potential for cardiac conduction abnormalities and bronchoconstriction. Risk C: Monitor therapy
Cimetropium: Cholinergic Agonists may diminish the anticholinergic effect of Cimetropium. Risk C: Monitor therapy
Sincalide: Drugs that Affect Gallbladder Function may diminish the therapeutic effect of Sincalide. Management: Consider discontinuing drugs that may affect gallbladder motility prior to the use of sincalide to stimulate gallbladder contraction. Risk D: Consider therapy modification
Fat decreases the rate of absorption, maximum concentration and increases the time it takes to reach maximum concentration. Management: Avoid administering with a high-fat meal.
Adverse events have been observed in some animal reproduction studies.
It is not known if pilocarpine is excreted in breast milk. Due to the potential for serious adverse reactions in the nursing infant, the manufacturer recommends a decision be made to discontinue nursing or to discontinue the drug, taking into account the importance of treatment to the mother.
Binds to muscarinic (cholinergic) receptors, causing an increase in secretion of exocrine glands (such as salivary and sweat glands) and increase tone of smooth muscle in gastrointestinal and urinary tracts
Onset of action: 20 minutes; Maximum effect: 1 hour
Duration: 3 to 5 hours
Half-life elimination: 0.76 to 1.35 hours; mild to moderate hepatic impairment: 2.1 hours
Time to peak, serum: 0.85 to 1.25 hours (increased to 1.47 hours with a high-fat meal)
Excretion: Urine
Hepatic function impairment: Clearance decreased ~30% in patients with mild to moderate impairment, resulting in an increase in Cmax and half-life.
Sex: Elderly women had Cmax and AUC approximately twice that of elderly and younger men.
Tablets (Pilocarpine HCl Oral)
5 mg (per each): $0.49 - $3.75
7.5 mg (per each): $2.00 - $4.55
Tablets (Salagen Oral)
5 mg (per each): $2.21
7.5 mg (per each): $2.71
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