diff --git a/src/components/medications/dose-history-add-dialog.tsx b/src/components/medications/dose-history-add-dialog.tsx
index 49587bea0..c2b332f24 100644
--- a/src/components/medications/dose-history-add-dialog.tsx
+++ b/src/components/medications/dose-history-add-dialog.tsx
@@ -17,20 +17,13 @@
  * ad-hoc (no `scheduledFor`); an exact slot match pins directly with no nudge.
  */
 
-import { useMemo, useState } from "react";
+import { useId, useMemo, useState } from "react";
 import { useQueryClient } from "@tanstack/react-query";
 import { Loader2 } from "lucide-react";
 import { toast } from "sonner";
 
 import { Button } from "@/components/ui/button";
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import { Label } from "@/components/ui/label";
 import { DateTimeField } from "@/components/ui/date-time-field";
 import { Switch } from "@/components/ui/switch";
@@ -135,6 +128,7 @@ export function LedgerAddDialog({
 }: LedgerAddDialogProps) {
   const { t } = useTranslations();
   const queryClient = useQueryClient();
+  const formId = useId();
 
   const [takenAt, setTakenAt] = useState(() => toDateTimeLocal(new Date()));
   const [skipped, setSkipped] = useState(false);
@@ -200,22 +194,40 @@ export function LedgerAddDialog({
   }
 
   return (
-    <Dialog open={open} onOpenChange={(o) => !busy && onOpenChange(o)}>
-      <DialogContent data-slot="ledger-add-dialog">
-        <DialogHeader>
-          <DialogTitle>
-            {t("medications.detail.verlauf.addDialog.title")}
-          </DialogTitle>
-          <DialogDescription>
-            {t("medications.detail.verlauf.addDialog.description")}
-          </DialogDescription>
-        </DialogHeader>
-
+    <ResponsiveSheet
+      open={open}
+      onOpenChange={(o) => !busy && onOpenChange(o)}
+      title={t("medications.detail.verlauf.addDialog.title")}
+      description={t("medications.detail.verlauf.addDialog.description")}
+      footer={
+        <>
+          <Button
+            type="button"
+            variant="outline"
+            onClick={() => onOpenChange(false)}
+            disabled={busy}
+          >
+            {t("medications.detail.verlauf.addDialog.cancel")}
+          </Button>
+          <Button
+            type="submit"
+            form={formId}
+            disabled={busy}
+            aria-busy={busy || undefined}
+            data-slot="ledger-add-submit"
+          >
+            {busy && (
+              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
+            )}
+            {t("medications.detail.verlauf.addDialog.submit")}
+          </Button>
+        </>
+      }
+    >
         {/* v1.16.4 — a real form so Enter in the datetime field submits;
-            the buttons carry explicit types so cancel never submits. The
-            nested nudge dialog renders through a portal, so its buttons
-            never land inside this form. */}
+            the buttons carry explicit types so cancel never submits. */}
         <form
+          id={formId}
           className="space-y-4"
           onSubmit={(e) => {
             e.preventDefault();
@@ -263,49 +275,17 @@ export function LedgerAddDialog({
               </p>
             )}
           </div>
-
-          <DialogFooter>
-            <Button
-              type="button"
-              variant="outline"
-              onClick={() => onOpenChange(false)}
-              disabled={busy}
-            >
-              {t("medications.detail.verlauf.addDialog.cancel")}
-            </Button>
-            <Button
-              type="submit"
-              disabled={busy}
-              aria-busy={busy || undefined}
-              data-slot="ledger-add-submit"
-            >
-              {busy && (
-                <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
-              )}
-              {t("medications.detail.verlauf.addDialog.submit")}
-            </Button>
-          </DialogFooter>
         </form>
 
         {/* The "diesem Slot zuordnen?" nudge — pin onto the slot, or keep the
             take as a standalone ad-hoc entry. */}
         {nudgeOpen && nearest && (
-          <Dialog
+          <ResponsiveSheet
             open={nudgeOpen}
             onOpenChange={(o) => !busy && setNudgeOpen(o)}
-          >
-            <DialogContent data-slot="ledger-add-nudge-dialog">
-              <DialogHeader>
-                <DialogTitle>
-                  {t("medications.detail.verlauf.nudge.title")}
-                </DialogTitle>
-                <DialogDescription>
-                  {t("medications.detail.verlauf.nudge.body", {
-                    slot: nearest.slotHm,
-                  })}
-                </DialogDescription>
-              </DialogHeader>
-              <DialogFooter>
+            title={t("medications.detail.verlauf.nudge.title")}
+            footer={
+              <>
                 <Button
                   variant="outline"
                   onClick={() => void write(false)}
@@ -325,11 +305,16 @@ export function LedgerAddDialog({
                   )}
                   {t("medications.detail.verlauf.nudge.pin")}
                 </Button>
-              </DialogFooter>
-            </DialogContent>
-          </Dialog>
+              </>
+            }
+          >
+            <p className="text-muted-foreground text-sm">
+              {t("medications.detail.verlauf.nudge.body", {
+                slot: nearest.slotHm,
+              })}
+            </p>
+          </ResponsiveSheet>
         )}
-      </DialogContent>
-    </Dialog>
+    </ResponsiveSheet>
   );
 }
diff --git a/src/components/medications/intake-edit-dialog.tsx b/src/components/medications/intake-edit-dialog.tsx
index e01ab2feb..59489a485 100644
--- a/src/components/medications/intake-edit-dialog.tsx
+++ b/src/components/medications/intake-edit-dialog.tsx
@@ -21,19 +21,13 @@
  * persisted it (audit LOW-10), so the dialog no longer pretends.
  */
 
-import { useState } from "react";
+import { useId, useState } from "react";
 import { useQueryClient } from "@tanstack/react-query";
 import { toast } from "sonner";
 import { Loader2 } from "lucide-react";
 
 import { Button } from "@/components/ui/button";
-import {
-  Dialog,
-  DialogContent,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import { DateTimeField } from "@/components/ui/date-time-field";
 import { Label } from "@/components/ui/label";
 import { Switch } from "@/components/ui/switch";
@@ -107,6 +101,7 @@ function IntakeEditDialogBody({
   const { t } = useTranslations();
   const fmt = useFormatters();
   const queryClient = useQueryClient();
+  const formId = useId();
   const [takenAt, setTakenAt] = useState(() =>
     toDateTimeLocal(event?.takenAt ?? null),
   );
@@ -145,16 +140,38 @@ function IntakeEditDialogBody({
   }
 
   return (
-    <Dialog open={!!event} onOpenChange={(open) => !open && onClose()}>
-      <DialogContent data-slot="intake-edit-dialog">
-        <DialogHeader>
-          <DialogTitle>
-            {t("medications.detail.intake.edit.dialogTitle")}
-          </DialogTitle>
-        </DialogHeader>
+    <ResponsiveSheet
+      open={!!event}
+      onOpenChange={(open) => !open && onClose()}
+      title={t("medications.detail.intake.edit.dialogTitle")}
+      footer={
+        <>
+          <Button
+            type="button"
+            variant="outline"
+            onClick={onClose}
+            disabled={busy}
+          >
+            {t("medications.detail.intake.edit.cancel")}
+          </Button>
+          <Button
+            type="submit"
+            form={formId}
+            disabled={busy}
+            aria-busy={busy || undefined}
+          >
+            {busy && (
+              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
+            )}
+            {t("medications.detail.intake.edit.save")}
+          </Button>
+        </>
+      }
+    >
         {/* v1.16.4 — a real form so Enter in the datetime field submits;
             the buttons carry explicit types so cancel never submits. */}
         <form
+          id={formId}
           className="space-y-4"
           onSubmit={(e) => {
             e.preventDefault();
@@ -208,24 +225,7 @@ function IntakeEditDialogBody({
               />
             </label>
           </div>
-          <DialogFooter>
-            <Button
-              type="button"
-              variant="outline"
-              onClick={onClose}
-              disabled={busy}
-            >
-              {t("medications.detail.intake.edit.cancel")}
-            </Button>
-            <Button type="submit" disabled={busy} aria-busy={busy || undefined}>
-              {busy && (
-                <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
-              )}
-              {t("medications.detail.intake.edit.save")}
-            </Button>
-          </DialogFooter>
         </form>
-      </DialogContent>
-    </Dialog>
+    </ResponsiveSheet>
   );
 }
diff --git a/src/components/medications/intake-import-dialog.tsx b/src/components/medications/intake-import-dialog.tsx
index 591bf85eb..62589547f 100644
--- a/src/components/medications/intake-import-dialog.tsx
+++ b/src/components/medications/intake-import-dialog.tsx
@@ -22,12 +22,7 @@ import { useQueryClient } from "@tanstack/react-query";
 import { Loader2, MoreHorizontal, RotateCcw, Upload } from "lucide-react";
 
 import { Button } from "@/components/ui/button";
-import {
-  Dialog,
-  DialogContent,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import {
   DropdownMenu,
   DropdownMenuContent,
@@ -143,12 +138,58 @@ export function IntakeImportDialog({
   }
 
   return (
-    <Dialog open={!!medicationId} onOpenChange={() => handleClose()}>
-      <DialogContent className="sm:max-w-lg">
-        <DialogHeader>
-          <DialogTitle>{t("medications.importIntakes")}</DialogTitle>
-        </DialogHeader>
-        <div className="space-y-4">
+    <ResponsiveSheet
+      open={!!medicationId}
+      onOpenChange={() => handleClose()}
+      title={t("medications.importIntakes")}
+      contentWidth="lg"
+      footer={
+        <>
+          <DropdownMenu>
+            <DropdownMenuTrigger asChild>
+              <Button
+                type="button"
+                variant="outline"
+                size="icon"
+                className="mr-auto h-9 w-9"
+                disabled={importing}
+                aria-label={t("common.moreOptions")}
+              >
+                <MoreHorizontal className="h-4 w-4" />
+              </Button>
+            </DropdownMenuTrigger>
+            <DropdownMenuContent align="start">
+              <DropdownMenuItem onClick={resetImportForm}>
+                <RotateCcw className="mr-2 h-4 w-4" />
+                {t("common.reset")}
+              </DropdownMenuItem>
+            </DropdownMenuContent>
+          </DropdownMenu>
+          <Button
+            variant="outline"
+            onClick={handleClose}
+            disabled={importing}
+            className="min-h-11 sm:min-h-9"
+          >
+            {t("common.cancel")}
+          </Button>
+          <Button
+            onClick={handleImport}
+            disabled={importing || !jsonText.trim()}
+            aria-busy={importing || undefined}
+            className="min-h-11 sm:min-h-9"
+          >
+            {importing ? (
+              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
+            ) : (
+              <Upload className="h-4 w-4" />
+            )}
+            {t("common.import")}
+          </Button>
+        </>
+      }
+    >
+      <div className="space-y-4">
           <p className="text-muted-foreground text-sm">
             {t("medications.importDescription")}
           </p>
@@ -194,54 +235,7 @@ export function IntakeImportDialog({
               {result}
             </p>
           )}
-          <div className="flex flex-wrap items-center justify-between gap-2">
-            <DropdownMenu>
-              <DropdownMenuTrigger asChild>
-                <Button
-                  type="button"
-                  variant="outline"
-                  size="icon"
-                  className="h-9 w-9"
-                  disabled={importing}
-                  aria-label={t("common.moreOptions")}
-                >
-                  <MoreHorizontal className="h-4 w-4" />
-                </Button>
-              </DropdownMenuTrigger>
-              <DropdownMenuContent align="start">
-                <DropdownMenuItem onClick={resetImportForm}>
-                  <RotateCcw className="mr-2 h-4 w-4" />
-                  {t("common.reset")}
-                </DropdownMenuItem>
-              </DropdownMenuContent>
-            </DropdownMenu>
-
-            <div className="flex flex-wrap items-center justify-end gap-2">
-              <Button
-                variant="outline"
-                onClick={handleClose}
-                disabled={importing}
-                className="min-h-11 sm:min-h-9"
-              >
-                {t("common.cancel")}
-              </Button>
-              <Button
-                onClick={handleImport}
-                disabled={importing || !jsonText.trim()}
-                aria-busy={importing || undefined}
-                className="min-h-11 sm:min-h-9"
-              >
-                {importing ? (
-                  <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
-                ) : (
-                  <Upload className="h-4 w-4" />
-                )}
-                {t("common.import")}
-              </Button>
-            </div>
-          </div>
         </div>
-      </DialogContent>
-    </Dialog>
+    </ResponsiveSheet>
   );
 }
diff --git a/src/components/medications/log-injection-site-dialog.tsx b/src/components/medications/log-injection-site-dialog.tsx
index 5ea4eeed1..a1f1fb09d 100644
--- a/src/components/medications/log-injection-site-dialog.tsx
+++ b/src/components/medications/log-injection-site-dialog.tsx
@@ -4,14 +4,7 @@ import { useState } from "react";
 
 import { Loader2 } from "lucide-react";
 
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import { Button } from "@/components/ui/button";
 import { InjectionSitePicker } from "@/components/medications/injection-site-picker";
 import {
@@ -85,7 +78,7 @@ export function LogInjectionSiteDialog({
   }
 
   return (
-    <Dialog
+    <ResponsiveSheet
       open={open}
       onOpenChange={(next) => {
         // Hold the dialog while the PATCH is in flight so a backdrop tap /
@@ -93,18 +86,31 @@ export function LogInjectionSiteDialog({
         if (submitting) return;
         if (!next) onSkip();
       }}
+      title={t("medications.logInjectionSiteTitle")}
+      description={t("medications.logInjectionSiteDescription", {
+        name: medicationName,
+      })}
+      footer={
+        <>
+          <Button variant="outline" onClick={onSkip} disabled={submitting}>
+            {t("medications.logInjectionSiteSkip")}
+          </Button>
+          <Button
+            disabled={selected === null || submitting}
+            aria-busy={submitting || undefined}
+            onClick={() => {
+              void handleConfirm();
+            }}
+          >
+            {submitting ? (
+              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
+            ) : null}
+            {t("medications.logInjectionSiteConfirm")}
+          </Button>
+        </>
+      }
     >
-      <DialogContent className="sm:max-w-md">
-        <DialogHeader>
-          <DialogTitle>{t("medications.logInjectionSiteTitle")}</DialogTitle>
-          <DialogDescription>
-            {t("medications.logInjectionSiteDescription", {
-              name: medicationName,
-            })}
-          </DialogDescription>
-        </DialogHeader>
-
-        {allowed.length === 0 ? (
+      {allowed.length === 0 ? (
           <p className="text-muted-foreground py-4 text-center text-sm">
             {t("medications.logInjectionSiteNoneAvailable")}
           </p>
@@ -161,25 +167,6 @@ export function LogInjectionSiteDialog({
             </ul>
           </>
         )}
-
-        <DialogFooter className="gap-2 sm:gap-2">
-          <Button variant="outline" onClick={onSkip} disabled={submitting}>
-            {t("medications.logInjectionSiteSkip")}
-          </Button>
-          <Button
-            disabled={selected === null || submitting}
-            aria-busy={submitting || undefined}
-            onClick={() => {
-              void handleConfirm();
-            }}
-          >
-            {submitting ? (
-              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
-            ) : null}
-            {t("medications.logInjectionSiteConfirm")}
-          </Button>
-        </DialogFooter>
-      </DialogContent>
-    </Dialog>
+    </ResponsiveSheet>
   );
 }
diff --git a/src/components/medications/log-intake-dialog.tsx b/src/components/medications/log-intake-dialog.tsx
index 73ef6af5e..88e83f3c2 100644
--- a/src/components/medications/log-intake-dialog.tsx
+++ b/src/components/medications/log-intake-dialog.tsx
@@ -19,20 +19,13 @@
  * the form state + the medication/slot pickers.
  */
 
-import { useMemo, useState } from "react";
+import { useId, useMemo, useState } from "react";
 import { useQueryClient } from "@tanstack/react-query";
 import { Loader2 } from "lucide-react";
 import { toast } from "sonner";
 
 import { Button } from "@/components/ui/button";
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import { Label } from "@/components/ui/label";
 import { Input } from "@/components/ui/input";
 import { DateTimeField } from "@/components/ui/date-time-field";
@@ -119,6 +112,7 @@ export function LogIntakeDialog({
 }: LogIntakeDialogProps) {
   const { t } = useTranslations();
   const queryClient = useQueryClient();
+  const formId = useId();
 
   const [medicationId, setMedicationId] = useState<string>(
     () => medications[0]?.id ?? "",
@@ -208,18 +202,39 @@ export function LogIntakeDialog({
   }
 
   return (
-    <Dialog open={open} onOpenChange={(o) => !busy && onOpenChange(o)}>
-      <DialogContent data-slot="log-intake-dialog">
-        <DialogHeader>
-          <DialogTitle>{t("medications.logIntake.dialogTitle")}</DialogTitle>
-          <DialogDescription>
-            {t("medications.logIntake.dialogDescription")}
-          </DialogDescription>
-        </DialogHeader>
-
+    <ResponsiveSheet
+      open={open}
+      onOpenChange={(o) => !busy && onOpenChange(o)}
+      title={t("medications.logIntake.dialogTitle")}
+      description={t("medications.logIntake.dialogDescription")}
+      footer={
+        <>
+          <Button
+            type="button"
+            variant="outline"
+            onClick={() => onOpenChange(false)}
+            disabled={busy}
+          >
+            {t("medications.logIntake.cancel")}
+          </Button>
+          <Button
+            type="submit"
+            form={formId}
+            disabled={busy || medications.length === 0 || !medicationId}
+            aria-busy={busy || undefined}
+          >
+            {busy && (
+              <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
+            )}
+            {t("medications.logIntake.submit")}
+          </Button>
+        </>
+      }
+    >
         {/* v1.16.4 — a real form so Enter in the dose / datetime fields
             submits; mirrors the intake-edit and dose-history-add dialogs. */}
         <form
+          id={formId}
           onSubmit={(e) => {
             e.preventDefault();
             if (busy || medications.length === 0 || !medicationId) return;
@@ -326,29 +341,7 @@ export function LogIntakeDialog({
               </label>
             </div>
           )}
-
-          <DialogFooter>
-            <Button
-              type="button"
-              variant="outline"
-              onClick={() => onOpenChange(false)}
-              disabled={busy}
-            >
-              {t("medications.logIntake.cancel")}
-            </Button>
-            <Button
-              type="submit"
-              disabled={busy || medications.length === 0 || !medicationId}
-              aria-busy={busy || undefined}
-            >
-              {busy && (
-                <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
-              )}
-              {t("medications.logIntake.submit")}
-            </Button>
-          </DialogFooter>
         </form>
-      </DialogContent>
-    </Dialog>
+    </ResponsiveSheet>
   );
 }
diff --git a/src/components/medications/take-all-due-dialog.tsx b/src/components/medications/take-all-due-dialog.tsx
index 7a2913d31..3954d2760 100644
--- a/src/components/medications/take-all-due-dialog.tsx
+++ b/src/components/medications/take-all-due-dialog.tsx
@@ -19,14 +19,7 @@ import { useQueryClient } from "@tanstack/react-query";
 import { CheckCheck, Loader2 } from "lucide-react";
 
 import { Button } from "@/components/ui/button";
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogFooter,
-  DialogHeader,
-  DialogTitle,
-} from "@/components/ui/dialog";
+import { ResponsiveSheet } from "@/components/ui/responsive-sheet";
 import { useTranslations } from "@/lib/i18n/context";
 import { formatDose } from "@/lib/medications/format-dose";
 import { formatTimeWindowRange } from "@/lib/time-window-format";
@@ -65,49 +58,17 @@ export function TakeAllDueDialog({
   }
 
   return (
-    <Dialog
+    <ResponsiveSheet
       open={open}
       onOpenChange={(next) => {
         // Refuse to close while the take loop is in flight.
         if (submitting && !next) return;
         onOpenChange(next);
       }}
-    >
-      <DialogContent className="sm:max-w-md">
-        <DialogHeader>
-          <DialogTitle>{t("medications.takeAllDue.dialogTitle")}</DialogTitle>
-          <DialogDescription>
-            {t("medications.takeAllDue.dialogDescription")}
-          </DialogDescription>
-        </DialogHeader>
-        <ul className="space-y-2" data-testid="take-all-due-list">
-          {dueMedications.map((med) => (
-            <li
-              key={med.id}
-              className="flex items-baseline justify-between gap-3 text-sm"
-            >
-              <span className="min-w-0 truncate">
-                <span className="font-medium">{med.name}</span>
-                {med.dose ? (
-                  <span className="text-muted-foreground">
-                    {" "}
-                    — {formatDose(med.dose, t)}
-                  </span>
-                ) : null}
-              </span>
-              {med.window ? (
-                <span className="text-muted-foreground shrink-0 text-xs tabular-nums">
-                  {formatTimeWindowRange(
-                    med.window.start,
-                    med.window.end,
-                    locale,
-                  )}
-                </span>
-              ) : null}
-            </li>
-          ))}
-        </ul>
-        <DialogFooter>
+      title={t("medications.takeAllDue.dialogTitle")}
+      description={t("medications.takeAllDue.dialogDescription")}
+      footer={
+        <>
           <Button
             type="button"
             variant="outline"
@@ -136,8 +97,36 @@ export function TakeAllDueDialog({
               count: dueMedications.length,
             })}
           </Button>
-        </DialogFooter>
-      </DialogContent>
-    </Dialog>
+        </>
+      }
+    >
+      <ul className="space-y-2" data-testid="take-all-due-list">
+          {dueMedications.map((med) => (
+            <li
+              key={med.id}
+              className="flex items-baseline justify-between gap-3 text-sm"
+            >
+              <span className="min-w-0 truncate">
+                <span className="font-medium">{med.name}</span>
+                {med.dose ? (
+                  <span className="text-muted-foreground">
+                    {" "}
+                    — {formatDose(med.dose, t)}
+                  </span>
+                ) : null}
+              </span>
+              {med.window ? (
+                <span className="text-muted-foreground shrink-0 text-xs tabular-nums">
+                  {formatTimeWindowRange(
+                    med.window.start,
+                    med.window.end,
+                    locale,
+                  )}
+                </span>
+              ) : null}
+            </li>
+          ))}
+        </ul>
+    </ResponsiveSheet>
   );
 }