Methylergonovine interactions

Do not use almotriptan tablets within 24 hours of an ergotamine-containing, or ergot-type medication, or of another 5-HT 1 agonist, e.g., another triptan ( 4.5 , 4.6 ) (Almotriptan label, Contraindications)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Ergot derivatives: dihydroergotamine ergotamine methylergonovine ↑ dihydroergotamine ↑ ergotamine ↑ methylergonovine Concomitant administration with dihydroergotamine, ergotamine or methylergonovine is not recommended. (Bictegravir, emtricitabine, and tenofovir alafenamide label, Drug interactions)

Avoid use of MARCAINE WITH EPINEPHRINE concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3)]. (Bupivacaine label, Warnings and precautions)

Avoid use of MARCAINE WITH EPINEPHRINE concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3) ] . (Bupivacaine and epinephrine label, Warnings and precautions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Vasopressors should not be used in the presence of ergot-type oxytocic drugs, since a severe persistent hypertension may occur. (Chloroprocaine label, Warnings)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

• Recent use (i.e., within 24 hours) of another 5-hydroxytryptamine 1 (5-HT 1 ) agonist, ergotamine-containing medication, or ergot-type medication such as dihydroergotamine (DHE) or methysergide [see Drug Interactions (7.1) ] . (Eletriptan label, Contraindications)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, an ergotamine containing or ergot-type medication such as dihydroergotamine (DHE) or methysergide [see Drug Interactions (7.1 , 7.2) ]. (Frovatriptan label, Contraindications)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Avoid use of FLAVALTA concomitantly with ergot-type oxytocic drugs [see Drug Interactions (7.3) ]. (Lidocaine and epinephrine label, Warnings and precautions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Mepivacaine with epinephrine or other vasopressors should not be used concomitantly with ergot-type oxytocic drugs, because a severe persistent hypertension may occur. (Mepivacaine label, Warnings)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

…Ischemic bowel disease [see Warnings and Precautions (5.5)] Uncontrolled hypertension [see Warnings and Precautions (5.8)] Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions (7.1, 7.2)] Hypersensitivity to naratriptan tablets (angioedema… (Naratriptan label, Contraindications)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Therefore, patients receiving sublingual nitroglycerin should avoid ergotamine and related drugs or be monitored for symptoms of ergotism if this is not possible. (Nitroglycerin label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, or ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions (7.2 and 7.3) ] . (Rizatriptan label, Contraindications)

…Precautions (5.5)] • Ischemic bowel disease [see Warnings and Precautions (5.5)] • Uncontrolled hypertension [see Warnings and Precautions (5.8)] • Recent use (i.e., within 24 hours) of ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide), or another 5-hydroxytryptamine 1 (5-HT 1 ) agonist [see Drug Interactions (7.1,… (Sumatriptan label, Contraindications)

Recent use (i.e., within 24 hours) of ergotamine-containing medication, ergot-type medication (such as dihydroergotamine or methysergide), or another 5-hydroxytryptamine1 (5-HT1) agonist [see Drug Interactions (7)]. (Sumatriptan and naproxen label, Contraindications)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

Although there have been no reports of such interactions with methylergonovine alone, strong and moderate CYP 3A4 inhibitors should not be co-administered with methylergonovine. (Methylergonovine label, Drug interactions)

…bowel disease [see Warnings and Precautions ( 5.5 ) ] Uncontrolled hypertension [see Warnings and Precautions ( 5.8 ) ] Recent use (i.e., within 24 hours) of another 5-HT 1 agonist, ergotamine-containing medication, or ergot-type medication (such as dihydroergotamine or methysergide) [see Drug Interactions ( 7.1 , 7.3 ) ] Concurrent administration of a monoamine… (Zolmitriptan label, Contraindications)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Concurrent administration of vasopressor drugs (for the treatment of hypotension related to obstetric blocks) and ergot-type oxytocic drugs may cause severe, persistent hypertension or cerebrovascular accidents. (Lidocaine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

…drugs Tricyclic antidepressants Angiotensin, aldosterone Atropine Steroids, such as hydrocortisone Norepinephrine transporter inhibitors, such as atomoxetine Ergot alkaloids, such as methylergonovine maleate 7.2 Interactions that Antagonize the Pressor Effect The increasing blood pressure effect of BIORPHEN is decreased in patients receiving: α-adrenergic antagonists… (Phenylephrine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 Substrates Refer to the Prescribing Information for a CYP3A substrate where minimal concentration changes may lead to serious adverse reactions (e.g. rivaroxaban, calcineurin inhibitors, ergot derivatives, tyrosine kinase inhibitors) for the recommended dosage modification and/or monitoring. (Primaquine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Anesthetics Anesthetics like halothane and methoxyflurane may reduce the oxytocic potency of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Beta-blockers Caution should be exercised when methylergonovine maleate is used concurrently with beta-blockers. (Methylergonovine label, Drug interactions)

Coronary artery disease Patients with coronary artery disease or risk factors for coronary artery disease (e.g., smoking, obesity, diabetes, high cholesterol) may be more susceptible to developing myocardial ischemia and infarction associated with methylergonovine-induced vasospasm. (Methylergonovine label, Warnings)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (Methylergonovine label, Drug interactions)

Caution should be exercised when methylergonovine maleate is used concurrently with other vasoconstrictors, ergot alkaloids, or prostaglandins. (Methylergonovine label, Drug interactions)

Drug Interactions CYP 3A4 Inhibitors (e.g., Macrolide Antibiotics and Protease Inhibitors) There have been rare reports of serious adverse events in connection with the coadministration of certain ergot alkaloid drugs (e.g., dihydroergotamine and ergotamine) and potent CYP 3A4 inhibitors, resulting in vasospasm leading to cerebral ischemia and/or ischemia of… (Methylergonovine label, Drug interactions)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, and pleural thickening have been reported in some patients treated with ergot derived dopaminergic agents. (Carbidopa, levodopa, and entacapone label, Warnings and precautions)

Weak inhibitors include chlorzoxazone, cilostazol, and ranitidine. (Methylergonovine label, Drug interactions)

Weak inhibitors include chlorzoxazone, cilostazol, and ranitidine. (Methylergonovine label, Drug interactions)

Moderate inhibitors include fluconazole, fluvoxamine and clotrimazole. (Methylergonovine label, Drug interactions)

Examples of some of the strong CYP 3A4 inhibitors include saquinavir, grapefruit juice, nefazodone, macrolide antibiotics (e.g., troleandomycin, clarithromycin), HIV protease or reverse transcriptase inhibitors (e.g., ritonavir, indinavir, nelfinavir) or azole antifungals (e.g., ketoconazole, itraconazole, voriconazole). (Methylergonovine label, Drug interactions)

Pressor Effect with Concomitant Oxytocic Drugs Serious postpartum hypertension has been described in patients who received both a vasopressor (i.e., methoxamine, phenylephrine, ephedrine) and an oxytocic (i.e., methylergonovine, ergonovine) [ see Drug Interactions (7) ]. (Ephedrine label, Warnings and precautions)

Drugs antagonizing pressor effects of epinephrine α-blockers, such as phentolamine Vasodilators, such as nitrates Diuretics Antihypertensives Ergot alkaloids Drugs potentiating pressor effects of epinephrine • Sympathomimetics • β-blockers, such as propranolol • Tricyclic anti-depressants • Monoamine oxidase (MAO) inhibitors • Catechol-O-methyl transferase (COMT)… (Epinephrine label, Drug interactions)

Drug Interactions CYP 3A4 Inhibitors (e.g., Macrolide Antibiotics and Protease Inhibitors) There have been rare reports of serious adverse events in connection with the coadministration of certain ergot alkaloid drugs (e.g., dihydroergotamine and ergotamine) and potent CYP 3A4 inhibitors, resulting in vasospasm leading to cerebral ischemia and/or ischemia of… (Methylergonovine label, Drug interactions)

Moderate inhibitors include fluconazole, fluvoxamine and clotrimazole. (Methylergonovine label, Drug interactions)

Examples of some of the strong CYP 3A4 inhibitors include saquinavir, grapefruit juice, nefazodone, macrolide antibiotics (e.g., troleandomycin, clarithromycin), HIV protease or reverse transcriptase inhibitors (e.g., ritonavir, indinavir, nelfinavir) or azole antifungals (e.g., ketoconazole, itraconazole, voriconazole). (Methylergonovine label, Drug interactions)

Examples of some of the strong CYP 3A4 inhibitors include saquinavir, grapefruit juice, nefazodone, macrolide antibiotics (e.g., troleandomycin, clarithromycin), HIV protease or reverse transcriptase inhibitors (e.g., ritonavir, indinavir, nelfinavir) or azole antifungals (e.g., ketoconazole, itraconazole, voriconazole). (Methylergonovine label, Drug interactions)

Methylergonovine maleate has been administered instead of vitamin K and Hepatitis B vaccine, medications which are routinely administered to the newborn. (Methylergonovine label, Warnings)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, pleural thickening, pericarditis, and cardiac valvulopathy have been reported in patients treated with ergot-derived dopaminergic agents. (Pramipexole label, Warnings and precautions)

Concurrent administration of vasopressor drugs and ergot-type oxytocic drugs may cause severe, persistent hypertension or cerebrovascular accidents. (Prilocaine and epinephrine label, Drug interactions)

Weak inhibitors include chlorzoxazone, cilostazol, and ranitidine. (Methylergonovine label, Drug interactions)

Fibrotic Complications Cases of retroperitoneal fibrosis, pulmonary infiltrates, pleural effusion, pleural thickening, pericarditis, and cardiac valvulopathy have been reported in some patients treated with ergot-derived dopaminergic agents. (Ropinirole label, Warnings and precautions)

Methylergonovine maleate has been administered instead of vitamin K and Hepatitis B vaccine, medications which are routinely administered to the newborn. (Methylergonovine label, Warnings)